concentration

Do whatever you do intensely.

There is time enough for everything in the course of the day if you do but one thing at once but there is not time enough in the year if you will do two things at a time.

When one is learning one should not think of play and when one is at play one should not think of learning.

Give me a man who says this one thing I do and not these fifty things I dabble in.

The secret to success in any human endeavor is total concentration.

It is only when I dally with what I am about look back and aside instead of keeping my eyes straight forward that I feel these cold sinkings of the heart.

If you don't concentrate you'll end up on your rear.

A straight path never leads anywhere except to the objective.

The first law of success ... is concentration: to bend all the energies to one point and to go directly to that point looking neither to the right nor the left.

Concentrate your energies your thoughts and your capital. ... The wise man puts all his eggs in one basket and watches the basket.

When a man knows he is to be hanged in a fortnight it concentrates his mind wonderfully.

If I have ever made any valuable discoveries it has been owing more to patient attention than to any other talent.

A man may be so much of everything that he is nothing of everything.

One thought driven home is better than three left on base.

I go at what I am about as if there was nothing else in the world for the time being.

Those who set out to serve both God and Mammon soon discover that there is no God.

For him who has no concentration there is no tranquility.

The effectiveness of work increases according to geometrical progression if there are no interruptions.