One of the pieces of advice that we give at YC is: try to work together on a project rather than just doing an interview.

No matter what you choose, build stuff and be around smart people.

You can create value with breakthrough innovation, incremental refinement, or complex coordination. Great companies often do two of these. The very best companies do all three.

Founders are usually very stingy with equity to employees and very generous with equity to investors. I think this is totally backwards.

Obsess about the quality of the product.

In general don't start a startup you're not willing to work on for ten years.

Everyone starting a startup for the first time is scared, and everyone feels like a bit of an imposter.

No growth hack, brilliant marketing idea, or sales team can save you long term if you don't have a sufficiently good product.

You have to be decisive. Indecisiveness is a startup killer.

Execution gets divided into two key questions: 1) can you figure out what to do and 2) can you get it done.

If you don't need it yourself, and you're building something that someone else needs, realize you're at a big disadvantage.

New day, new grace and new hope.

The trees reach up above me toward the sky, stretching out their great limbs in an intricate pattern that reminds me of the pattern of light... the pattern shifting back and forth as I climb.

Every successful sports season I had included detailed daily itineraries. We received one in the morning and one before practice, and they set us up to win.

In Paris, one is always reminded of being a foreigner. If you park your car wrong, it is not the fact that it's on the sidewalk that matters, but the fact that you speak with an accent.

People travel to faraway places to watch, in fascination, the kind of people they ignore at home.

don't let anything make you believe that there are not as many decent men in the world as women, and they're just as decent. Life isn't worth living unless you know that - and it's true.

The human mind can hardly remain entirely free from bias, and decisive opinions are often formed before a thorough examination of a subject from all its aspects has been made.

Air power alone does not guarantee America's security, but I believe it best exploits the nation's greatest asset - our technical skill.

Sometimes I think life's only mission is to bring us to our knees...the perfect position to seek God.

Without Yunho, there would be no TVXQ