Those physical difficulties which you cannot account for, be very slow to arraign; for he that would be wiser than Nature would be wiser than God.

Why should the law refuse its protection to any sensitive being? The time will come when humanity will extend its mantle over everything which breathes.

Stretching his hand up to reach the stars, too often man forgets the flowers at his feet.

The word "independence" is united to the accessory ideas of dignity and virtue. The word "dependence" is united to the ideas of inferiority and corruption.

Bodies are real entities. Surfaces and lines are but fictitious entities. A surface without depth, a line without thickness, was never seen by any man; no; nor can any conception be seriously formed of its existence.

The question is not can animals speak but can they suffer.

Create all the happiness you are able to create; remove all the misery you are able to remove. Every day will allow you, --will invite you to add something to the pleasure of others, --or to diminish something of their pains.