"In mathematics, you don't understand things. You just get used to them."

Your rising from bed every morning will give fear its chance to grow stronger just as it will afford faith its chance to blossom. You will make the choice to react to one or create the other.

True patriotism doesn't exclude an understanding of the patriotism of others.

如果你很难想象股市会损失 20%，你就不应该在股票中。