None are so busy as the fool and knave.
If a free society cannot help the many who are poor, it cannot save the few who are rich.
Everybody knows if you are too careful you are so occupied in being careful that you are sure to stumble over something.
Science is nothing but developed perception, interpreted intent, common sense rounded out and minutely articulated.
Experience is a good teacher, but she send in terrific bills.
Every day you may make progress. Every step may be fruitful. Yet there will stretch out before you an ever-lengthening, ever-ascending, ever-improving path. You know you will never get to the end of the journey. But this, so far from discouraging, only adds to the joy and glory of the climb.
You don't get anything clean without getting something else dirty.