▲Her cousin Rebecca made a post on Facebook, asking people to send cards with birthday wishes to cheer Hallee up. She ended up receiving 10,000 cards, letters, and parcels from strangers all over.

▲Thirteen-year-old Erin Byrnes won a US$70,000 SUV in a raffle held by the charity, Joseph's House. She surprised the crowd when she immediately decided to donate it back to the charity.

▲A Maryland police officer bought diapers for a women after receiving a call that she had stolen them.

▲When the woman claimed that she didn't have enough money to buy diapers for her two year old, Officer Bennett Johns was forced to issue her a criminal citation for the theft, but bought the diapers to help her out.

▲New Jersey waitress Liz Woodward decided to pay the breakfast bill for two firefighters as a thank you for their service.

▲Todd Blackburn, biological father to Brittany, was set to walk his daughter down the aisle on her wedding day. Suddenly, he grabbed her stepfather, Todd Cendrosky, to walk with them as a thank you for helping raise his daughter. The two men delivered Brittany to the alter.

▲A 10-year-old boy found a blind deer in his neighborhood and, every day for a week, guided it to a patch of grass to eat.

▲High school senior Scott Dunn woke up from a coma after getting in a serious car accident to discover that he had missed his graduation.

▲When her neighbors Adam and Kristin Polhemus heard about the situation, they spent the entire summer fixing up her house.

▲Her aunt posted a request on the internet after the girl revealed that her only Christmas wish was to receive cards. To their surprise, Safyre was sent 18,000 cards. Additionally, a stranger set up a crowdfunding campaign that raised US$330,000 for her future.

▲Homeless man Shelby Hudgens spent three hours helping people dig out their cars after a giant snowstorm. After a news crew interviewed him, strangers set up a crowdfunding campaign for him that brought in over US$23,000.

▲A senior couple noticed a young man struggling to tie his tie in a New York subway station. The husband stopped to help him while the wife blocked their view to prevent him from getting embarrassed.

▲Some 30,000 teenagers from the Evangelical Lutheran Church spent a week voluntarily cleaning up the streets of Detroit.

▲He was even more surprised and touched when his classmates recreated the graduation for him, dressing in their gowns and delivering the same graduation speeches.

▲An attorney, Arsalan Iftikha, heard the story and, touched by the boy's generosity, sent him an iPad as a thank you.

▲In Los Angeles, Elvis Summers built a tiny house outside his apartment for a 60-year-old homeless woman named Smokie, who frequently stopped by his house to ask for recyclables. Summers has since crowdfunded over US$80,000 to build more tiny houses for homeless people.

▲Retired schoolteacher Anne Glancey was at a loss when city officials demanded that she clean up her house and yard or she would face a fine of US$3,000 a day.

▲The Evangelical Lutheran Church in America Youth Gathering brings together teenagers from cities all over the country to participate in volunteer projects.

▲In Bangor, ME, an 18-year-old girl with autism, Hallee Sorenson, was crushed when no one showed up to her birthday party.

▲New York resident Carol Suchman bought the entire inventory of a toy store that was going out of business, and donated the toys to homeless shelters throughout the city.

▲A nurse practitioner at the center, Karen Pekle, offered for Chin to stay in her home during treatments so she wouldn't have to spend the time traveling.

▲Eight-year-old Safyre Terry was the only person in her family to survive an arson attack on her New York home.

▲Most of the boys did not have a male figure at home, so he bought them formal attire and taught them important life lessons, such as how to tie a tie and how to treat their mothers, sisters, and female friends.

▲Seven-year-old Jack Swanson donated the US$20 he was saving for an iPad (mostly pennies) to a mosque that had been vandalized in Texas.

▲His neighbor snapped a picture of the boy and the deer and shared it on the Internet. A local rescue organization picked up the deer and safely delivered it to a wildlife preserve.

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Kara Yimoyines received a kidney donation from a complete stranger, after her struggle with lupus taxed out her kidneys. The stranger, Nicole Baltzer, had read a post on Facebook about Yimoyines' situation, and decided to see if she was a donor match. The two women are now friends.

▲While she was cheerleading at a Lincoln Middle School basketball game, bullies started criticizing her dance moves. Three of the basketball players responded by walking off the court to defend her.

▲At an elementary school in South Carolina, teacher Raymond Nelson created a "Gentleman's Club" when he couldn't get his students to behave properly.

▲The firefighters decided to pay it forward by raising the money to buy the waitress's father the wheelchair-accessible van that he needed.

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Olivia Chin was fighting myeloma cancer, and found out she would need to travel four hours every day to the NYC Weill Cornell Myeloma Center to receive her life-saving treatments.

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Sometimes it can feel like all we ever hear about are stories of human injustice, natural disasters, political corruption, poverty, and a host of other heartbreaking situations. However, amidst all the suffering there is still hope for humanity, and the following stories of people who went out of their way to perform good deeds for others are proof of this.

Read more about some of the most heartwarming stories of kindness in the gallery.