Don't spend time beating on a wall, hoping to transform it into a door.
It's fine to celebrate success but it is more important to heed the lessons of failure.
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.
One must be sane to think clearly, but one can think deeply and be quite insane.
He who thinks little errs much
No man can taste the fruits of autumn while he is delighting his scent with the flowers of spring.
Success is the doing, not the getting; in the trying, not the triumph. Success is a personal standard, reaching for the highest that is in us, becoming all that we can be. If we do our best, we are a success.
If you think your teacher is tough, wait until you get a boss. He doesn't have tenure.
One can have no smaller or greater mastery than mastery of oneself.
If it's me against 48, I feel sorry for the 48.
Only you can control your future.
Most people spend more time and energy going around problems than in trying to solve them.
I never did a day's work in my life. It was all fun.
Real success can only come if there is a change in our societies and in our economics and in our politics.
Your most unhappy customers are your greatest source of learning.
Whenever you are asked if you can do a job, tell 'em, 'Certainly I can!' Then get busy and find out how to do it.
If you are not willing to risk the unusual, you will have to settle for the ordinary.
Formulate and stamp indelibly on your mind a mental picture of yourself as succeeding. Hold this picture tenaciously and never permit it to fade. Your mind will seek to develop this picture!
If you wish success in life, make perseverance your bosom friend, experience your wise counselor, caution your elder brother and hope your guardian genius.
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.
If you are the master be sometimes blind, if you are the servant be sometimes deaf.