Nothing will work unless you do.

True progress quietly and persistently moves along without notice.

Whosoever desires constant success must change his conduct with the times.

What I cannot create, I do not understand.

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

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

No man ever achieved worthwhile success who did not, at one time or other, find himself with at least one foot hanging well over the brink of failure.

The world does not pay men for that which they 'know'. It pays them for what they do, or induce others to do.

If you think of yourselves as helpless and ineffectual, it is certain that you will create a despotic government to be your master. The wise despot, therefore, maintains among his subjects a popular sense that they are helpless and ineffectual.

Why, look at me. I've worked my way up from nothing to a state of extreme poverty.

I never pick up an item without thinking of how I might improve it.

Try not to become a man of success but rather to become a man of value.

Talent hits a target no one else can hit; Genius hits a target no one else can see.

It is better to serve like steel than rust and wither away like iron.

If you are not willing to risk the unusual, you will have to settle for the ordinary.

You never achieve success unless you like what you are doing.

I have far more respect for the person with a single idea who gets there than for the person with a thousand ideas who does nothing

The term 'serious actor' is kind of an oxymoron, isn't it? [Like] 'Republican party' [or] 'airplane food'.

Nothing is particularly hard if you divide it into small jobs

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.

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