真正的创新解决实际问题，而不仅仅是创造新奇。
You have to have fun in life, otherwise you’re just going to be miserable.
Every time you lose, it hurts. But you have to get back up and keep going.
Nothing is a waste of time if you use the experience wisely.
Sometimes the simplest ideas are the strongest.
A miner's skill and dedication are just as valuable as the coal they bring to the surface.