股市在短期内是投票机,在长期内是称重机。
The discovery of 51 Pegasi b was a turning point in astronomy, proving that planets could exist around sun-like stars.
世界上已经有太多谎言,不幸的是,它们一半都是真的。
The great challenge of our time is to build institutions that can manage the complexity of modern societies.
Words are not mere sounds or marks, but signs of facts.