'To Start Press Any Key'. Where's the ANY key?

Old Professors never die, they just lose their faculties.

If you don't have time to do it right, when will you have the time to do it over?

If you do not change direction, you may end up where you are heading.

Earning happiness means doing good and working, not speculating and being lazy. Laziness may look inviting, but only work gives you true satisfaction.

No man needs sympathy because he has to work, because he has a burden to carry. Far and away the best prize that life offers is the chance to work hard at work worth doing.

Anticipate the difficult by managing the easy

Obstacles are those frightful things you see when you take your eyes off your goals.

God sells us all things at the price of labor.

One can have no smaller or greater mastery than mastery of oneself.

We are trying to prove ourselves wrong as quickly as possible, because only in that way can we find progress.

From each according to his abilities, to each according to his needs.

Just because something doesn't do what you planned it to do doesn't mean it's useless.

Never make excuses. Your friends don't need them and your foes won't believe them.

The production of too many useful things results in too many useless people.

We don't know a millionth of one percent about anything.

Success is going from failure to failure without loss of enthusiasm.

Rich people have small TVs and big libraries, and poor people have small libraries and big TVs.

For the bureaucrat, the world is a mere object to be manipulated by him.

A person who never made a mistake never tried anything new.

I don't like that man. I must get to know him better.