The best way to predict the future is to invent it.
Always be learning. The market is constantly changing, and you need to keep up with it.
燃气发动机是所有热机中最完美的，因为它结合了蒸汽机和内燃机的优点。
In mathematics, the art of proposing a question must be held of higher value than solving it.
If people did not sometimes do silly things, nothing intelligent would ever get done.
The mining industry must evolve to meet the demands of a changing world.
The changes in our life must come from the impossibility to live otherwise than according to the demands of our conscience.