The day science begins to study non-physical phenomena, it will make more progress in one decade than in all the previous centuries of its existence.
The only 'break' anyone can afford to rely upon is a self-made 'break'.
The greatest leader is not necessarily the one who does the greatest things. He is the one that gets the people to do the greatest things.
It is no use saying 'we are doing our best.' You have got to succeed in doing what is necessary.
The majority of people who fail to accumulate money sufficient for their needs are, generally, easily influenced by the opinion of others.
When asked, 'How do you write?' I invariably answer, 'one word at a time.'
The production of too many useful things results in too many useless people.
Don't spend time beating on a wall, hoping to transform it into a door.
To those whom much is given, much is expected.
But Marge, what if we chose the wrong religion? Each week we just make God madder and madder.
Why, look at me. I've worked my way up from nothing to a state of extreme poverty.
To invent, you need a good imagination and a pile of junk.
Once you start a working on something, don't be afraid of failure and don't abandon it. People who work sincerely are the happiest.
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.
Success in life depends on action, that is, on what you do, and not what you Feel or think, and the price of success is hard work.
Ability may get you to the top, but it takes character to keep you there.
One of the main weaknesses of mankind is the average man's familiarity with the word 'impossible'.
If A is success in life, then A equals x plus y plus z. Work is x; y is play; and z is keeping your mouth shut.
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.
Either you run the day or the day runs you.
I fear not the man who has practiced 10,000 kicks once, but I fear the man who had practiced one kick 10,000 times.