One loyal friend is worth ten thousand relatives.

Moderation, the noblest gift of Heaven.

I have found power in the mysteries of thought.

Waste no tears over the griefs of yesterday.

Whoso neglects to learn in his youth, loses the past and is dead for the future.

Do not plan for ventures before finishing what's at hand.

Silence is true wisdom's best reply.

We must take care of our minds because we cannot benefit from beauty when our brains are missing.

The good and the wise lead quiet lives.

I would rather die on my feet than live on my knees.

Real friendship is shown in times of trouble; prosperity is full of friends.

A slave is he who cannot speak his thoughts.

Question everything. Learn something. Answer nothing.

A man's most valuable trait is a judicious sense of what not to believe.

One of the greatest perils to an extensive republic is the disregard of individual rights.

The economy is the method by which we prepare today to afford the improvements of tomorrow.

When a great many people are unable to find work, unemployment results.

The best help that benevolence and philanthropy can give is that which induces everybody to help himself.

Doubters do not achieve; sceptics do not contribute; cynics do not create.