Observation and experiment for gathering material, induction and deduction for elaborating it: these are are only good intellectual tools.

The correlative to loving our neighbors as ourselves is hating ourselves as we hate our neighbors.

Travel, in the younger sort, is a part of education; in the elder, a part of experience. He that travelleth into a country before he hath some entrance into the language, goeth to school, and not to travel.

What is truth? said jesting Pilate; and would not stay for an answer.

As is the garden such is the gardener. A man's nature runs either to herbs or weeds.

Men fear death as children fear to go in the dark; and as that natural fear in children is increased by tales, so is the other.

In order for the light to shine so brightly, the darkness must be present.