Action is the foundational key to all success.

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

What I cannot create, I do not understand.

The world does not pay men for that which they 'know'. It pays them for what they do, or induce others to do.

The destination of the seeker… depends on the road he takes.

I have not failed. I've just found 10,000 ways that won't work.

For it is commonly said: accomplished labours are pleasant.

As you start to walk out on the way, the way appears.

Old Professors never die, they just lose their faculties.

I do know that when I am 60, I should be attempting to achieve different personal goals than those which had priority at age 20.

If I had eight hours to chop down a tree, I'd spend six hours sharpening my axe.

The more you are in this business, the more humbled by it you become.

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

Real success can only come if there is a change in our societies and in our economics and in our politics.

The difference between a successful person and others is not a lack of strength, not a lack of knowledge, but rather a lack in will.

No man can taste the fruits of autumn while he is delighting his scent with the flowers of spring.

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

It is easier for a tutor to command than to teach.

Those who vote decide nothing. Those who count the vote decide everything.

The whole secret of a successful life is to find out what is one's destiny to do, and then do it.

Opportunity is missed by most people because it is dressed in overalls and looks like work.