You never know what motivates you.
Do not weep do not wax indignant. Understand.
Things do not happen. Things are made to happen.
Leap, and the net will appear.
If you can dream it, you can do it.
Know or listen to those who know.
I can, therefore I am.
Be kind whenever possible. It is always possible.
If you're going through hell, keep going.
Go for it now. The future is promised to no one.
The history of astronomy is a history of receding horizons.
Equipped with his five senses, man explores the universe around him and calls the adventure Science.