Nature has lent us life at interest, like money, and has fixed no day for its payment.
The office of liberality consisteth in giving with judgment.
Silent enim leges inter arma (Laws are silent in times of war).
I speak of that learning which wakes us acquainted with the boundless extent of nature, and the universe, and which even while we remain in this world, discovers to us both heaven, earth, and sea.
Sweet is the recollection of difficulties overcome.
Before beginning, plan carefully.