The man who does not work for the love of work but only for money is likely to neither make money nor find much fun in life.

In between goals is a thing called life, that has to be lived and enjoyed.

You shouldn’t focus on why you can’t do something, which is what most people do. You should focus on why perhaps you can, and be one of the exceptions.

Ideas are easy. Implementation is hard.

Don't bunt. Aim out of the ballpark.

Get big quietly, so you don’t tip off potential competitors.

I wasn’t satisfied just to earn a good living. I was looking to make a statement.

Success is the child of audacity.

A bad workman blames his tools.

The whole problem with the world is that fools and fanatics are always so certain of themselves, but wiser people so full of doubts.

If one does not know to which port one is sailing, no wind is favorable.

Who looks outside, dreams. Who looks inside, awakes.

A man must be big enough to admit his mistakes, smart enough to profit from them, and strong enough to correct them.

Assume you have 90 seconds with a new user before they decide to use your app or delete it.

Your most unhappy customers are your greatest source of learning.