Men learn while they teach.
It is a rough road that leads to the heights of greatness.
If a man knows not to which port he sails, no wind is favorable.
Straightforwardness and simplicity are in keeping with goodness.
Nature does not reveal all her secrets at once. We imagine we are initiated in her mysteries: we are, as yet, but hanging around her outer courts.
Freedom can't be bought for nothing. If you hold her precious, you must hold all else of little worth.