Obstinate people can be divided into the opinionated, the ignorant, and the boorish.

You will never do anything in this world without courage. It is the greatest quality of the mind next to honor.

Philosophy is the science which considers truth.

Those who excel in virtue have the best right of all to rebel, but then they are of all men the least inclined to do so.

One has no friend who has many friends.

That which is in locomotion must arrive at the half-way stage before it arrives at the goal.

[this element], the seat of the appetites and of desire in general, does in a sense participate in principle, as being amenable and obedient to it