I say luck is when an opportunity comes along, and you're prepared for it.
It is fortunate to be of high birth, but it is no less so to be of such character that people do not care to know whether you are or are not.
What some people mistake for the high cost of living is really the cost of high living.
There are sadistic scientists who hurry to hunt down errors instead of establishing the truth.
Glory is fleeting, but obscurity is forever.
Temptation rarely comes in working hours. It is in their leisure time that men are made or marred.
Lack of money is no obstacle. Lack of an idea is an obstacle.