If I have ever made any valuable discoveries, it has been due more to patient attention, than to any other talent.
He who will not economize will have to agonize.
He who thinks little errs much
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.
Riches do not respond to wishes. They respond only to definite plans, backed by definite desires, through constant persistence.
Ability may get you to the top, but it takes character to keep you there.
I don't believe people die from hard work. They die from stress and worry and fear -- the negative emotions. Those are the killers, not hard work. The fact is, in our society today, most people don't understand what hard work is all about.
Let others lead small lives, but not you. Let others argue over small things, but not you. Let others cry over small hurts, but not you. Let others leave their future in someone else's hands, but not you.
The successful leader must be willing to assume responsibility for the mistakes and the shortcomings of his followers.
Chop your own wood and it will warm you twice
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.
The superior man understands what is right; the inferior man understands what will sell.
Thinking is the hardest work there is, which is probably the reason so few engage in it.
There is little success where there is little laughter.
By failing to prepare, you are preparing to fail.
One must be sane to think clearly, but one can think deeply and be quite insane.
Workers of the world unite; you have nothing to lose but your chains.
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.
Deadlines just aren't real to me until I'm staring one in the face.
Success is most often achieved by those who don't know that failure is inevitable.
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.