永远不要低估坚持的力量。大多数人放弃得太早。
Never underestimate the power of persistence. Most people give up too soon.
Safety must always come before production targets.
The power of games lies in their ability to let people experience things they can't in reality.
数学不是一项观赏性运动。
唯一真正的监狱是你脑海中的那个。
艺术不是你看到的，而是你让别人看到的。