What is man’s chief enemy Each man is his own.
A duty dodged is like a debt unpaid it is only deferred, and we must come back and settle the account at last.
I believe that the supreme duty of the historian is to write history, that is to say, to attempt to record in one sweeping sequence the greater events and movements that have swayed the destiny of man.
New ideas come into this world somewhat like falling meteors, with a flash and an explosion, and perhaps somebodys castle-roof perforated.
The doubt of an earnest, thoughtful, patient and laborious mind is worthy of respect. In such doubt may be found indeed more faith than in half the creeds.
There is no substitute for accurate knowledge. Know yourself, know your business, know your men.
Speak the truth, do not yield to anger give, if thou art asked for little by these three steps thou wilt go near the gods.