Plato

Love is a serious mental disease.

Do not train a child to learn by force or harshness; but direct them to it by what amuses their minds, so that you may be better able to discover with accuracy the peculiar bent of the genius of each.

Know one knows whether death, which people fear to be the greatest evil, may not be the greatest good.

The people always have some champion whom they set over them and nurse into greatness. This and no other is the root from which a tyrant springs; when he first appears he is a protector.

We can easily forgive a child who is afraid of the dark; the real tragedy of life is when men are afraid of the light.

Is it not also true that no physician, in so far as he is a physician, considers or enjoins what is for the physician's interest, but that all seek the good of their patients? For we have agreed that a physician strictly so called, is a ruler of bodies, and not a maker of money, have we not?

Poetry comes nearer to vital truth than history.

Beauty of style and harmony and grace and good rhythm depends on simplicity.

When men speak ill of thee, live so as nobody may believe them.

It is clear to everyone that astronomy at all events compels the soul to look upwards, and draws it from the things of this world to the other.