发现的旅程充满了不确定性，但正是这些不确定性使科学如此令人兴奋。

The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.

The path to success is paved with calculated risks and relentless effort.

"Pressure can burst pipes or make diamonds."