The future of energy lies in finding the balance between traditional resources and renewable alternatives.
I decided long ago never to walk in anyone's shadow; if I fail, or if I succeed at least I did as I believe.
 Knowledge is the key to unlocking the door to the soul.
At every crossroads on the path that leads to the future, tradition has placed 10,000 men to guard the past.
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.