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

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

A wise man learns by the mistakes of others, a fool by his own.

Its better to own the racecourse then the race horse

It is hard to fail, but it is worse never to have tried to succeed.

The successful warrior is the average man, with laser-like focus.

Everyone is a genius. But if you judge a fish by its ability to climb a tree, it will spend its whole life believing it is stupid.

Take time to deliberate; but when the time for action arrives, stop thinking and go in.

Follow your honest convictions, and stay strong.

A wise man learns by the mistakes of others, a fool by his own.

Don’t take too much advice. Most people who have a lot of advice to give — with a few exceptions — generalize whatever they did. Don’t over-analyze everything. I myself have been guilty of over-thinking problems. Just build things and find out if they work.