There is no energy in matter other than that received from the environment

A century from now it will no more occur to a normal person to mate with a person eugenically unfit than to marry a habitual criminal.

My Mother had taught me to seek all truth in the Bible.

The mind is sharper and keener in seclusion and uninterrupted solitude. Originality thrives in seclusion free of outside influences beating upon us to cripple the creative mind. Be alone-that is the secret of invention: be alone, that is when ideas are born.

Great moments are born great opportunity.

When natural inclination develops into a passionate desire, one advances towards his goal in seven-league boots.

Of all things I liked books best. My father had a large library and whenever I could manage I tried to satisfy my passion for reading.