Leave to Heaven the measure and the choice.

Many need no other provocation to enmity than that they find themselves excelled.

To understand the works of celebrated authors, to comprehend their systems, and retain their reasonings, is a task more than equal to common intellects; and he is by no means to be accounted useless or idle, who has stored his mind with acquired knowledge, and can detail it occasionally to others who have less leisure or weaker abilities.

Every cold empirick, when his heart is expanded by a successful experiment, swells into a theorist.

If he does really think that there is no distinction between virtue and vice, why, sir, when he leaves our houses let us count our spoons.

Actions are visible, though motives are secret.

He that is warm for truth, and fearless in its defense, performs one of the duties of a good man; he strenghtens his own conviction, and guards others from delusion; but steadiness of belief, and boldness of profession, are yet only part of the form of godliness.