Creativity is not a luxury; it is a necessity for a meaningful life.
我们对明天认识的唯一限制是我们今天的怀疑。
Challenges are opportunities in disguise—embrace them.
The past is never dead. It's not even past.
In the quest to understand quantum gravity, we are like children playing on the shore of a vast ocean, occasionally finding a smooth pebble or a pretty shell, while the great ocean of truth lies undiscovered before us.