Running a start-up is like eating glass. You just start to like the taste of your own blood.

Not a single person whose name is worth remembering lived a life of ease.

My son is now an ‘entrepreneur’. That’s what you’re called when you don’t have a job.

You must either modify your dreams or magnify your skills.

Everyone should carefully observe which way his heart draws him, and then choose that way with all his strength.

Every feature has some maintenance cost, and having fewer features lets us focus on the ones we care about and make sure they work very well.

A journey of a thousand miles begins with a single step.

Yesterday’s home runs don’t win today’s games.

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

Never, never, never, never, in nothing great or small, large or petty, never give in except to convictions of honour and good sense. Never yield to force; never yield to the apparently overwhelming might of the enemy.

Every time I took these bigger risks, the opportunity for a bigger payout was always there.

A person who says it cannot be done should not interrupt the man doing it.

Building and hanging on to an audience is the biggest role of social media.

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

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