If a man remembers what is right at the sign of profit, is ready to lay down his life in the face of danger, and does not forget sentiments he has repeated all his life when he has been in straitened circumstances for a long time, he may be said to be a complete man.
So long as you do no harm to another, change your opinion once in a while. Contradict yourself without being embarrassed. This is your right. It doesn't matter what others think -because that's what they will think, in any case.
So long as I'm the president, we will. I clearly see the challenge. I see the challenge of what these threats pose to our homeland, and I see the challenge of what these threats pose to the world.
"The Universe repeats itself, with the possible exception of history." Of all earthly studies history is the only one that does not repeat itself. ... Astronomy repeats itself; botany repeats itself; trigonometry repeats itself; mechanics repeats itself; compound long division repeats itself. Every sum if worked out in the same way at any time will bring out the same answer. ... A great many moderns say that history is a science; if so it occupies a solitary and splendid elevation among the sciences; it is the only science the conclusions of which are always wrong.
There is only that inevitable danger as long as there is lack of understanding; but the moment the individual understands, there will be no formation of religion.
There are works which wait, and which one does not understand for a long time; the reason is that they bring answers to questions which have not yet been raised; for the question often arrives a terribly long time after the answer.
Living is not this tawdry, mediocre, disciplined thing which we call our existence. Living is something entirely different; it is abundantly rich, timelessly changing, and as long as we don't understand that eternal movement, our lives are bound to have very little meaning.
In the long term, we've got to defeat an ideology of hate with an ideology of hope. There' a reason why people like [Al-Qaida leader Osama] bin Laden are able to recruit suiciders, because if you don't have hope, you're attracted to an ideology which says, it's OK to kill people and kill yourself.