There are epidemics of nobleness as well as epidemics of disease.
Experience teaches slowly, and at the cost of mistakes.
In everyday things the law of sacrifice takes the form of positive duty.
What is called virtue in the common sense of the word has nothing to do with this or that man's prosperity, or even happiness.
Philosophy goes no further than probabilities, and in every assertion keeps a doubt in reserve.
There is always a part of our being into which those who are dearer to us far than our own lives are yet unable to enter.