"The past is a shadow that follows us, but it is also the light that guides us forward."

The office of President is one which requires the utmost diligence and attention.

Confidence isn't optimism or pessimism, and it's not a character attribute. It's the expectation of a positive outcome.

The art of education must be to bring the child to the point where he can educate himself.

美洲巴洛克艺术是我们的存在方式，我们栖居世界的方式。