A man is not idle because he is absorbed in thought. There is a visible labor and there is an invisible labor.
- Victor Hugo
- Victor Hugo
Angkor Wat, Cambodia
Afghanistan
Cambodia
Iron rusts from disuse, stagnant water loses its purity and in cold weather becomes frozen;
even so does inaction sap the vigor of the mind.
-Leonardo da Vinci, Notebooks, 1508
-Leonardo da Vinci, Notebooks, 1508
Canada
New York City
South Korea
Uzbekistan
United States
No problem can withstand the assault of sustained thinking.
- Voltaire
- Voltaire
Angkor Wat, Cambodia
Jammu & Kashmir
Grand Canyon, Arizona, United States
Did you ever stop to think, and forget to start again?
Winnie the Pooh, A.A. Milne
















