In law, nothing is certain but the expense.
There is no such source of error as the pursuit of truth.
Look before you leap for as you sow, ye are like to reap.
A sense of humor keen enough to show a man his own absurdities will keep him from the commission of all sins, or nearly all, save those worth committing.
Be virtuous and you will be vicious.
When a man is in doubt about this or that in his writing, it will often guide him if he asks himself how it will tell a hundred years hence.