“A five minute favor is just a small way to add large value to other people’s lives,” Adam Grant says.

And he’s right. The best-selling author and psychologist explains to Thrive Global CEO Arianna Huffington that the favor can be like a microloan of your time, skills or network in order to benefit someone else.

He also says that it’s a myth that in order to give back, you have to achieve success first. His lesson: The most successful people are the ones who start giving right from day one.

Watch the full video above.

Originally published at journal.thriveglobal.com