Just the discipline of having to put your thoughts in order with somebody else is very useful thing.

我们对显而易见的事物视而不见，而且对自己的盲目也视而不见。

The battle of life is already half won by the young man who is brought personally in contact with high officials; and the great aim of every boy should be to do something beyond the sphere of his duties--something which attracts the attention of those who over him.

Surround yourself with people who challenge and inspire you.

Efficiency in extraction isn't just good for profits; it's good for the planet.