真假的问题始终存在，但并不总是可以回答的。
The question of truth and falsehood is always present, but it is not always answerable.
The dead have left us clues in their DNA.
The market is an example of a spontaneous order: a system which is the product of human action but not of human design.
领导者的速度决定了团队的速度。
过去总是紧张的，未来是完美的。