I co-founded Duolingo with the mission of bringing free language education to the world.

The question that motivates my research is, if we can put a man on the Moon with 100,000 [people], what can we do with 100 million?

My ultimate research goal is to transform our human existence to just eating, sleeping, drinking, playing - nevermind.

People are good at figuring out what's attractive, and computers are good at quickly searching and finding. You put them together, and bang!

I am always able to keep a laser focus on one thing at a time without getting distracted. It helps that I try to break everything I do into small, achievable tasks.

One fact we're particularly proud of is that there are more people learning languages on Duolingo in the US than there are people learning languages in the entire US public school system.

I usually make to-do lists with timelines, and pen and paper does the trick for me.

Because education is such a broad area, I chose to focus on language learning.

[Captchas] are not only annoying, but they kill 10 seconds of your time.

Every time you buy tickets on Ticketmaster, you help to digitize a book.

I finished reading High Output Management by Andrew Grove, which had such valuable insights for leaders that I've been forcing managers at Duolingo to read the book.

It is only God who gives strength and wisdom for fulfill the God-given dream.

I started with the classical violin when I was 6, and I guess it went well.

May I live forever. But may you live forever and a day.

I got hooked up with the NBA Nation and the next thing I knew I was judging the Sprite Slam Dunk Showdown. They needed somebody who can travel on the weekends and go up to eight different cities.

A generous heart, kind speech, & a life of service & compassion are the things which renew humanity.

America deserves common sense immigration reform that reflects our interests and our values as Americans.

Thou source of all my bliss and all my woe, That found'st me poor at first, and keep'st me so.

The newer people of this modern age are more eager to amass than to realize.

I've never felt invincible. I've never used that word to describe me ever.

Swag defines an artist, period. Lil Wayne has his super-tattooed pierces and dreads swag. Jay-Z has his New York, grown man, Beyonce and 40/40 Club swag.