Fashion is something barbarous, for it produces innovation without reason and imitation without benefit.

The strongest feelings assigned to the conscience are not moral feelings at all; they express merely physical antipathies.

Self-assurance is contemptible and fatal unless it is self-knowledge.

I believe in general in a dualism between facts and the ideas of those facts in human heads.

The constant demands of the heart and the belly can allow man only an incidental indulgence in the pleasures of the eye and the understanding.

Memory itself is an internal rumour; and when to this hearsay within the mind we add the falsified echoes that reach us from others, we have but a shifting and unseizable basis to build upon. The picture we frame of the past changes continually and grows every day less similar to the original experience which it purports to describe.

It is a great bond to dislike the same things.