The only thing worse than being alone is being with the wrong person.
The joy of discovery in mathematics is unparalleled.
The work is always changing.
The mind is not a passive mirror of the world but an active participant in constructing reality.
最好的投资是那些能够创造未来的人。
Your time is limited, don’t waste it living someone else’s life.
过去从未死去,它甚至从未过去。