Don't gamble; take all your savings and buy some good stock and hold it till it goes up, then sell it. If it don't go up, don't buy it.

To invent, you need a good imagination and a pile of junk.

You never achieve success unless you like what you are doing.

If you aim at nothing, you will hit it every time.

To copy others is necessary, but to copy oneself is pathetic

Most people spend more time and energy going around problems than in trying to solve them.

Success is most often achieved by those who don't know that failure is inevitable.

Many people would no more think of entering journalism than the sewage business - which at least does us all some good.

If you aspire to the highest place, it is no disgrace to stop at the second, or even the third, place.

A great secret of success is to go through life as a man who never gets used up.

Whether it's Google or Apple or free software, we've got some fantastic competitors and it keeps us on our toes.

It is no use saying 'we are doing our best.' You have got to succeed in doing what is necessary.

Anticipate the difficult by managing the easy

Get around people who have something of value to share with you. Their impact will continue to have a significant effect on your life long they have departed.

You may have to fight a battle more than once to win it.

One of the main weaknesses of mankind is the average man's familiarity with the word 'impossible'.

The man who is swimming against the stream knows the strength of it.

If you are the master be sometimes blind, if you are the servant be sometimes deaf.

Leadership and learning are indispensable to each other.

If you can't make it good, at least make it look good.

Talent hits a target no one else can hit; Genius hits a target no one else can see.