The excellence of a gift lies in its appropriateness rather than in its value.
We can be sure that the greatest hope for maintaining equilibrium in the face of any situation rests within ourselves.
The radical of one century is the conservative of the next. The radical invents the views. When he has worn them out the conservative adopts them.
The moment we begin to fear the opinions of others and hesitate to tell the truth that is in us, and from motives of policy are silent when we should speak, the divine floods of light and life no longer flow into our souls.
We thought, because we had power, we had wisdom.
Science is nothing but developed perception, interpreted intent, common sense rounded out and minutely articulated.
Health consists of having the same diseases as one's neighbors.