All great masters are chiefly distinguished by the power of adding a second, a third, and perhaps a fourth step in a continuous line. Many a man has taken the first step. With every additional step you enhance immensely the value of your first.
The miracle or the power that elevates the few is to be found in their industry, application and perseverance under the promptings of a brave, determined spirit.
This world is not for cowards. Do not try to fly. Look not for success or failure. Join yourself to the perfectly unselfish will and work on. Know that the mind which is born to succeed joins itself to a determined will and perseveres. You have the right to work, but do not become so degenerate as to look for results. Work incessantly, but see something behind the work. Even good deeds can find a man in great bondage. Therefore be not bound by good deeds or by desire for name and fame. Those who know this secret pass beyond this round of birth and death and become immortal.
We accepted this war for an object, a worthy object, and the war will end when that object is attained. Under God, I hope it never will until that time.
There are two kinds of success. One is the rare kind that comes to the person who has the power to do what no one else has the power to do. That is genius. But the average person who wins what we call success is not a genius. That person is a man or woman who has merely the ordinary qualities that they share with their fellows, but has developed those ordinary qualities to a more than ordinary degree.
The longing to behold this pre-established harmony [of phenomena and theoretical principles] is the source of the inexhaustible patience and perseverance with which Planck has devoted himself ... The state of mind which enables a man to do work of this kind is akin to that of the religious worshiper or the lover; the daily effort comes from no deliberate intention or program, but straight from the heart.