For imagining lies within our power whenever we wish . . . but in forming opinons we are not free . . .

No man of high and generous spirit is ever willing to indulge in flattery; the good may feel affection for others, but will not flatter them.

Rhetoric may be defined as the faculty of observing in any given case the available means of persuasion.

Time crumbles things; everything grows old under the power of Time and is forgotten through the lapse of Time.

The citizens begin by giving up some part of the constitution, and so with greater ease the government change something else which is a little more important, until they have undermined the whole fabric of the state.

The body is at its best between the ages of thirty and thirty-five.

But nature flies from the infinite; for the infinite is imperfect, and nature always seeks an end.