The past is a place of reference, not a place of residence.
The loneliest moment in someone's life is when they are watching their whole world fall apart, and all they can do is stare blankly.
挑战是伪装的机会；它们推动我们创新和改进。
In science, the most important quality is intellectual honesty.
Patience and perseverance are the keys to scientific discovery.
Memory is the last fortress against forgetting.