The moment you doubt whether you can fly, you cease forever to be able to do it.
当你怀疑自己能否飞翔的那一刻,你就永远失去了飞翔的能力。
Immature love says: 'I love you because I need you.' Mature love says: 'I need you because I love you.'
Every piece of plastic we produce should have a plan for its entire lifecycle.
Simple living, high thinking: this is the path to real happiness.
The future belongs to those who dare to dream and act.
理论与观测之间的相互作用推动了天体物理学的发展。