The art of discovering the causes of phenomena, or true hypotheses, is like the art of deciphering, in which an ingenious conjecture often greatly shortens the road.

Take what you need, do what you should, you will get what you want.

Everything that is possible demands to exist.

Every present state of a simple substance is the natural consequence of its preceding state, in such a way that its present is big with its future.

Every mind has a horizon in respect to its present intellectual capacity but not in respect to its future intellectual capacity.

To love is to be delighted by the happiness of someone, or to experience pleasure upon the happiness of another. I define this as true love.

The greatness of a life can only be estimated by the multitude of its actions. We should not count the years, it is our actions which constitute our life.

Music is a hidden arithmetic exercise of the soul, which does not know that it is counting.

Imaginary numbers are a fine and wonderful refuge of the divine spirit almost an amphibian between being and non-being.

We may say, that not only the soul (the mirror of an indestructible universe) is indestructible, but also the animal itself is, although its mechanism is frequently destroyed in parts.

The present is saturated with the past and pregnant with the future.

When people try to rain on your parade, ...pee on theirs

Don't get ahead of yourself. Companies need time to figure out what they want to be.

The true investor... will do better if he forgets about the stock market and pays attention to his dividend returns and to the operation results of his companies.

Success is a pile of failure that you are standing on.

I don't think Mitt Romney is a smart person. I never have thought he was a smart person. But the Mormons are very smart people.

Some are skeptical. My mom thought the guitar was going to fizzle out in two weeks, that it was just a fad-and that was in 1958.

For me my passion is music. I just can't let it go!

We want manufacturing to return to America. We want jobs. Economic growth.

There's nothing about the way my life unfolded that should be seen as at all prescriptive for what anybody else wants to do.

[You] have what it takes to be a victorious, independent, fearless woman.