He that I am reading seems always to have the most force.

Experience stands on its own dunghill in medicine, and reason yields it place. Medicine has always professed experience to be the touchstone of its operations.

The reverse side of truth has a hundred thousand shapes and no defined limits.

In the examples that I here bring in of what I have [read], heard, done or said, I have refrained from daring to alter even the smallest and most indifferent circumstances. My conscience falsifies not an iota; for my knowledge I cannot answer.

I admire the assurance and confidence everyone has in himself, whereas there is hardly anything I am sure I know or that I dare give my word I can do.

Virtue cannot be followed but for herself, and if one sometimes borrows her mask to some other purpose, she presently pulls it away again.

Amongst all other vices there is none I hate more than cruelty, both by nature and judgment, as the extremest of all vices.