最好的领导者是那些倾听多于说话的人。
听听他们的言论,看看他们的实际行为,考察他们的能力,谨慎的授予官职。
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.