When a man fails to see the truth of certain generally accepted views, there is no law compelling him to provoke animosity by announcing his dissent.

There are many justifications of silence; there can be none of insincerity.

Many a genius has been slow of growth. Oaks that flourish for a thousand years do not spring up into beauty like a reed.

In complex trains of thought signs are indispensable.

Character is built out of circumstances. From exactly the same materials, one man builds palaces, while another builds hovels.

Books have become our dearest companions, yielding exquisite delights and inspiring lofty aims.

The great desire of this age is for a doctrine which may serve to condense our knowledge, guide our researches, and shape our lives, so that conduct may really be the consequence of belief