Word Is A Shadow Of A Deed.

Men Should Strive To Think Much And Know Little.

I Would Rather Discover One True Cause Than Gain The Kingdom Of Persia.

Beautiful Objects Are Wrought By Study Through Effort, But Ugly Things Are Reaped Automatically Without Toil.

It Is Better To Destroy One's Own Errors Than Those Of Others.

There Are Innumerable Worlds Of Different Sizes. In Some There Is Neither Sun Not Moon, In Others They Are Larger Than In Ours And Others Have More Than One. These Worlds Are At Irregular Distances, More In One Direction And Less In Another, And Some Are Flourishing, Others Declining. Here They Come Into Being, There They Die, And They Are Distroyed By Collision With One Another. Some Of The Worlds Have No Animal Or Vegetable Life Nor Any Water.