The true measure of our success in forestry will be what we leave for future generations, not just our quarterly reports.

When he looked into her dark eyes, and saw that her lips were poised between a laugh and silence, he learned the most important part of the language that all the world spoke—the language that everyone on earth was capable of understanding in their heart. It was love.

Power is not given to you. You have to take it.

"The truth is rarely pure and never simple."

Mathematics is the language in which the universe writes its deepest secrets.

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.