One must be sane to think clearly, but one can think deeply and be quite insane.

I readily absorb ideas from every source, frequently starting where the last person left off

Speak softly and carry a big stick; you will go far.

He who thinks little errs much

Don't ever promise more than you can deliver, but always deliver more than you promise.

If you aim at nothing, you will hit it every time.

Dictionary is the only place that success comes before work. Hard work is the price we must pay for success. I think you can accomplish anything if you're willing to pay the price.

Coming together is the beginning. Keeping together is progress. Working together is success.

By failing to prepare, you are preparing to fail.

Well done is better than well said.

To solve any problem, here are three questions to ask yourself: First, what could I do? Second, what could I read? And third, who could I ask?

The majority of people who fail to accumulate money sufficient for their needs are, generally, easily influenced by the opinion of others.

Pleasure in the job puts perfection in the work.

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

Eighty percent of success is showing up.

If you can't make it good, at least make it look good.

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.

Leadership and learning are indispensable to each other.

Few things are impossible to diligence and skill. Great works are performed not by strength, but perseverance.

Great companies are built on great products.

A person who never made a mistake never tried anything new.