There is an evil tendency underlying all our technology - the tendency to do what is reasonable even when it isn't any good.
Procrastination is the art of keeping up with yesterday.
When you have got an elephant by the hind leg, and he is trying to run away, it's best to let him run.
You never know how a horse will pull until you hook him up to a heavy load.
He who labors diligently need never despair; for all things are accomplished by diligence and labor.
Sometimes the cure for restlessness is rest.
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.