There is no happiness except in the realization that we have accomplished something.

If you’re not making mistakes, then you’re not making decisions.

The diamond cannot be polished without friction, nor the man perfected without trials.

In the modern world of business, it is useless to be a creative, original thinker unless you can also sell what you create.

If you can do something to get somebody excited — not everybody — but if you can be the best for somebody, then you can win.

I have not failed. I’ve just found 10,000 ways that won’t work.

All cats love fish but fear to wet their paws.

Defeat isn’t bitter if you don’t swallow it.

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

To reach a port, we must sail

Cannibals prefer those who have no spines.

Whenever you are asked if you can do a job, tell ’em, ‘Certainly, I can!’ Then get busy and find out how to do it.

A pessimist sees the difficulty in every opportunity; an optimist sees the opportunity in every difficulty.

It takes 20 years to build a reputation and five minutes to ruin it. If you think about that, you’ll do things differently.

The best way out is always through.

The only medicine for suffering, crime, and all the other woes of mankind, is wisdom.

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