To lay taxes to provide for the general welfare of the United States, that is to say, 'to lay taxes for the purpose of providing for the general welfare.' For the laying of taxes is the power, and the general welfare the purpose for which the power is to be exercised. They are not to lay taxes ad libitum for any purpose they please; but only to pay the debts or provide for the welfare of the Union.

The most effectual means of preventing the perversion of power into tyranny are to illuminate, as far as practicable, the minds of the people at large, and more especially to give them knowledge of those facts which history exhibits, that possessed thereby of the experience of other ages and countries, they may be enabled to know ambition under all its shapes, and prompt to exert their natural powers to defeat its purposes.

... I am not afraid of priests. They have tried upon me all their various batteries of pious whining, hypocritical canting, lying and slandering. I have contemplated their order from the Magi of the East to the Saints of the West and I have found no difference of character, but of more or less caution, in proportion to their information or ignorance on whom their interested duperies were to be played off. Their sway in New England is indeed formidable. No mind beyond mediocrity dares there to develop itself.

A walk about Paris will provide lessons in history, beauty, and in the point of Life.

[I]t seems that the Cannibals of Europe are going to eat one another again. A war between Russia and Turkey is like the battle of the kite and snake; whichever destroys the other, leaves a destroyer the less for the world.

Many of the opposition [to the new Federal Constitution] wish to take from Congress the power of internal taxation. Calculation has convinced me that this would be very mischievous.

An individual, thinking himself injured, makes more noise than a State.