Quote #29204
The difficulty lies not so much in developing new ideas as in escaping from...
Quote #18526
There is always something for which to be thankful.
Quote #25745
The opposite of a correct statement is a false statement. The opposite of a...
Quote #6705
The only sure thing about luck is that it will change.
Quote #8554
Our lives begin to end the day we become silent about things that matter.
Quote #8360
If you would thoroughly know anything, teach it to others.
Quote #30668
We have no right to assume that any physical laws exist, or if they...
Quote #19768
The only means of strengthening one’s intellect is to make up one’s mind about...
Quote #14875
No use to shout at them to pay attention. If the situations, the materials,...
Quote #5011
Use, do not abuse; neither abstinence nor excess ever renders man happy.