Happiness depends more on the inward disposition of mind than on outward circumstances.

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

I’m not afraid of dying, I’m afraid of not trying.

The only place where success comes before work is in the dictionary.

You cannot depend on your eyes when your imagination is out of focus.

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

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

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

Nothing will ever be attempted if all possible objections must first be overcome.

Hold fast to dreams, for if dreams die, life is a broken winged bird that cannot fly.

Years teach us more than books.

The only limit to our realization of tomorrow will be our doubts of today.

There’s no shortage of remarkable ideas, what’s missing is the will to execute them.