What I cannot create, I do not understand.

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

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

The finest task for an Engineer – to survey, to plan, to suggest resources and material, assemble them for task in hand, implement and produce results.

One of the greatest discoveries a person makes, one of their great surprises, is to find they can do what they were afraid they couldn't do.

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

I believe that anyone can conquer fear by doing the things he fears to do, provided he keeps doing them until he gets a record of successful experiences behind him.

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.

The secret of success is constancy to purpose.

To be clever enough to get all that money, one must be stupid enough to want it.

It is your decisions, and not your conditions, that determine your destiny.

Inspiration exists, but it has to find you working.

A company is only as good as the people it keeps.

People refuse to take chances in business, because they fear the criticism which may follow if they fail.

He who will not economize will have to agonize.

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

Personally, I enjoy working about 18 hours a day. Besides the short catnaps I take each day, I average about four to five hours of sleep per night.

Many are stubborn in pursuit of the path they have chosen, few in pursuit of the goal.

Choose a job you love and you will never have to work a day of your life.

You can't just ask customers what they want and then try to give that to them. By the time you get it built, they'll want something new.

Don't mistake activity with achievement.