The best ideas are common property.

Good sides to adversity are best admired at a distance.

The velocity with which time flies is infinite, as is most apparent to those who look back.

There is nothing which persevering effort and unceasing and diligent care cannot accomplish.

He who forbids not sin when he may, commands it

Many discoveries are reserved for ages still to come . . . . Our universe is a sorry little affair unless it has in it something for every age to investigate.

Know thyself; this is the great object.