I never buy anything unless I can give myself a good reason why I should buy it.

The state of nature has a law of nature to govern it, which obliges every one: and reason, which is that law, teaches all mankind, who will but consult it, that being all equal and independent, no one ought to harm another in his life, health, liberty, or possessions.

The most powerful statements are often the quietest.

如果你不愿意冒险，你将一事无成。

The writer’s job is to write with rigor, with honesty, to the very end of his strength.