History is the third parent.
But whoever is a genuine follower of Truth, keeps his eye steady upon his guide, indifferent whither he is led, provided that she is the leader.
The only thing necessary for the triumph of evil is for good men to do nothing.
The great difference between the real leader and the pretender is that the one sees into the future, while the other regards only the present; the one lives by the day, and acts upon expediency; the other acts on enduring principles and for the immortality.
Those who don't know history are destined to repeat it.
Nobody made a greater mistake than he who did nothing because he could do only a little.
The hottest fires in hell are reserved for those who remain neutral in times of moral crisis.
I'm not good at watching myself which I think is perfectly natural. I don't give myself a hard time about it. I am the worst critic.
The American people think the government in Washington is too big. That it spends too much. And - and that it's totally out of control. They want something done about it.
Only when a man's life comes to its end in prosperity dare we pronounce him happy.
If the world were to end tomorrow and we could choose to save only one thing as the explanation and memorial to who we were, then we couldn't do better than the Natural History Museum, although it wouldn't contain a single human. The systematic Linnean order, the vast inquisitiveness and range of collated knowledge and beauty would tell all that is the best of us.