Knowledge and human power are synonymous.

Knowledge and human power are synonymous.

If we are not ashamed to think it, we should not be ashamed to say it.

If we are not ashamed to think it, we should not be ashamed to say it.

The imagination exercises a powerful influence over every act of sense, thought, reason, over every idea.

The imagination exercises a powerful influence over every act of sense, thought, reason, over every idea.

Interest makes some people blind, and others quick-sighted.

Interest makes some people blind, and others quick-sighted.

Take good hold of instruction and don't let her go, keep her for she is your life.

Take good hold of instruction and don't let her go, keep her for she is your life.

Wisdom is knowing the truth, and telling it. -Unknown.

Wisdom is knowing the truth, and telling it. -Unknown.

One shouldn't talk of halters in the hanged man's house.

One shouldn't talk of halters in the hanged man's house.

Good instincts usually tell you what to do before your head has figured it out.

Good instincts usually tell you what to do before your head has figured it out.

My advice is to look out for engineers. They begin with sewing machines and end up with nuclear bombs.

My advice is to look out for engineers. They begin with sewing machines and end up with nuclear bombs.