我尽量多花时间陪伴家人和孩子，但在事业和目标上我也必须自私一点。
I try to dedicate as much time as possible to my family and kids, but I also have to be selfish in terms of my career and my goals.
Time is a slippery thing: lose hold of it once, and its string might sail out of your hands forever.
时间是个滑溜溜的东西：一旦失去控制，它的线索可能会永远从你手中溜走。
唯一能让你伟大的是你自己的热情。
The climate doesn't care about political boundaries.
Liberty cannot be preserved without a general knowledge among the people.