Travelling is almost like talking with those of other centuries.

The reading of all good books is like a conversation with the finest minds of past centuries.

The reading of all good books is like conversation with the finest men of past centuries.

Common sense is the most fairly distributed thing in the world, for each one thinks he is so well-endowed with it that even those who are hardest to satisfy in all other matters are not in the habit of desiring more of it than they already have.

A state is better governed which has few laws, and those laws strictly observed.

Each problem that I solved became a rule, which served afterwards to solve other problems.