Youth enters the world with very happy prejudices in her own favor. She imagines herself not only certain of accomplishing every adventure, but of obtaining those rewards which the accomplishment may deserve. She is not easily persuaded to believe that the force of merit can be resisted by obstinacy and avarice, or its luster darkened by envy and malignity.

Whatever enlarges hope will also exalt courage.

Example is always more efficacious than precept.

Religion informs us that misery and sin were produced together. The depravation of human will was followed by a disorder of the harmony of nature; and by that Providence which often places antidotes in the neighborhood of poisons, vice was checked by misery, lest it should swell to universal and unlimited dominion.

A man ought to read just as inclination leads him, for what he reads as a task will do him little good.

When I first collected these authorities, I was desirous that every quotation should be useful to some other end than the illustration of a word; I therefore extracted from philosophers principles of science; from historians remarkable facts; from chymists complete processes; from divines striking exhortations; and from poets beautiful descriptions.

Hoc age ['do this'] is the great rule, whether you are serious or merry; whether ... learning science or duty from a folio, or floating on the Thames. Intentions must be gathered from acts.