World Kindness Day is observed annually on Nov. 13 as part of the World Kindness Movement. Many countries including the United States, Canada, Japan, Australia and the United Arab Emirates observe this day. However, it is not an official holiday.

Mark this occasion by devoting yourself to perform large and small acts of kindness every day.

Here are some quotes to celebrate this day, courtesy Brainy Quotes:

1. "Goodness is about character - integrity, honesty, kindness, generosity, moral courage, and the like. More than anything else, it is about how we treat other people." – Dennis Prager

2. "I shall pass through this world but once. Any good, therefore, that I can do or any kindness I can show to any human being, let me do it now. Let me not defer it or neglect it, for I shall not pass this way again." – Stephen Grellet 

3. "Carry out a random act of kindness, with no expectation of reward, safe in the knowledge that one day someone might do the same for you." – Princess Diana

4. "Kindness in words creates confidence. Kindness in thinking creates profoundness. Kindness in giving creates love." – Lao Tzu

5. "I've been searching for ways to heal myself, and I've found that kindness is the best way." – Lady Gaga

6. "Here are the values that I stand for: honesty, equality, kindness, compassion, treating people the way you want to be treated and helping those in need. To me, those are traditional values." – Ellen DeGeneres

7. "When the norm is decency, other virtues can thrive: integrity, honesty, compassion, kindness, and trust." – Raja Krishnamoorthi

8. "Kindness is the language which the deaf can hear and the blind can see." – Mark Twain

9. "As much as we need a prosperous economy, we also need a prosperity of kindness and decency." – Caroline Kennedy

10. "Kindness and a generous spirit go a long way. And a sense of humor. It's like medicine - very healing." – Max Irons

act of kindness Uruguayan Monusco Major Marcelo Techera hugs a toddler at the Tulizeni center orphanage during a farewell party for the Uruguayan MONUSCO soldiers in Goma, Democratic Republic of Congo on April 21, 2016. Photo: Getty Images/Pablo Porciuncula