All, all is theft, all is unceasing and rigorous competition in nature; the desire to make off with the substance of others is the foremost - the most legitimate - passion nature has bred into us and, without doubt, the most agreeable one. Marquis de Sade
As a reward of their clean living and good habits these great stars have been able to withstand the rigorous test of stamina and physical exertion and have thus successfully extended their most remarkable careers over a period of many strenuous years. Major Taylor
At the time, my personal research objectives were to provide Keynesian economics with more rigorous foundations and to tighten and elaborate the logic of macroeconomic and monetary theory. James Tobin
Billions are wasted on ineffective philanthropy. Philanthropy is decades behind business in applying rigorous thinking to the use of money. Michael Porter
I'm such a girl for the living room. I really like to stay in my nest and not move. I travel in my mind, and that that's a rigorous state of journeying for me. My body isn't that interested in moving from place to place. Bell Hooks
People must insist on the right to say no, to be alone, to stand out from the herd. Creative artists can say all this in their own way and in their own field, by hard, rigorous work. Tahar Ben Jelloun
That was my aspiration, so I was there in a seminary with just boys who were studying to be priests. Pretty rigorous schooling; we never got home, we stayed there all year. Peter Jurasik
The modern mind tends to be more and more critical and analytical in spirit, hence it must devise for itself an engine of expression which is logically defensible at every point and which tends to correspond to the rigorous spirit of modern science. Edward Sapir
There is no one area of chemical engineering that specifically helped me in my career as an astronaut, it was more the general education in engineering. Also, it was a very difficult and rigorous course. So, it made me strong and resourceful. Leroy Chiao