Do not wait to strike until the iron is hot; but make it hot by striking

When times are bad is when the real entrepreneurs emerge.

One day your life will flash before your eyes. Make sure it is worth watching

To do great things is difficult; but to command great things is more difficult.

Careful thinking and hard work will solve nearly all your problems. Try and see for yourself.

Money and success don’t change people; they merely amplify what is already there.

The way to get started is to quit talking and begin doing.

It is not easy to find happiness in ourselves, and it is not possible to find it elsewhere.

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