Unsolved problems on the inside of a person stop success more often than problems on the outside of a person.

Average leaders raise the bar on themselves; good leaders raise the bar for others; great leaders inspire others to raise their own bar.

Winners hate losing more than changing while others hate changing more than losing.

The limiting factor on your success is not the size of the obstacles, but the size of your dream.

A big secret to life is when you learn that learning is just as entertaining as entertainment, but with long term benefits.

It's not the gifts you don't have that hold you back as much as the gifts you do have that you don't use.

Leaders begin with a different question than others. Replacing who can I blame with how am I responsible?

Doubts in your mind are a much greater roadblock to success than obstacles on the journey.

One person with commitment accomplishes more than a thousand with an opinion.

The problem with incompetence is its inability to recognize itself.

If you fill your head with positive thoughts, there won't be any room left for negative ones.

Your life is not meant to be used in exchange for mundane things like houses and cars but to purchase greatness.

And once he had seen this, he could never again see it otherwise, just as we cannot reconstruct an illusion once it has been explained.

To understand pretending is to conquer all barriers of time and space.

Facts are never as salient as feelings.

Animals are on earth to protect mankind. When you gather a bunch of them together like this, you create a safe haven. Nothing can touch you here.

Nature never repeats herself and the possibilities of one human soul will never be found in another.

When you're given a newspaper column, you're not being paid to sit on a fence and scratch your chin and say 'On the one hand this' and 'On the other hand that.' You're getting paid for your opinion.

The only reason I've shared my story is to take that tiny baby step of breaking down the stigma attached to depression.

Be a friend. You don't need glory. Friendship is a simple story.

I think what we need to do is we need to seek some other way in which to do what is potentially good work by Google. Google has made the world a better place in some ways.