There is no failure except failure to serve one's purpose.

The human mind is a channel through which things-to-be are coming into the realm of things-that-are .

A man who cannot think is not an educated man however many college degrees he may have acquired.

I cannot discover that anyone knows enough to say definitely what is and what is not possible.

The best way to make money in business is not to think too much about making it.

The object of education is not to fill a man's mind with facts; it is to teach him how to use his mind in thinking.

Anyone who stops learning is old, whether at twenty or eighty. Anyone who keeps learning stays young. The greatest thing in life is to keep your mind young.