The child is a reality in himself, and not merely a transitional being.

A man, as a general rule, owes very little to what he is born with – a man is what he makes of himself.

"The value of a man should be seen in what he gives and not in what he is able to receive."

可持续林业不仅仅是砍伐树木；它关乎我们星球的未来。