大自然不在乎你的计划。它会考验你,你必须做好准备。
Nature doesn’t care about your plans. It will test you, and you have to be ready.
In mathematics, the art of proposing a question must be held of higher value than solving it.
Joy sparks the urge to play, interest sparks the urge to explore, contentment sparks the urge to savor and integrate, and love sparks a recurring cycle of each of these urges within safe, close relationships.