A matter that becomes clear ceases to concern us.
A person who is gifted sees the essential point and leaves the rest as surplus.
A well-aimed spear is worth three.
All of us are watchers — of television, of time clocks, of traffic on the freeway — but few are observers. Everyone is looking, not many are seeing
Concentration is the ability to think about absolutely nothing when it is absolutely necessary.
Concentration is the secret of strength in politics, in war, in trade, in short, in all the management of human affairs.
Determine what specific goal you want to achieve. Then dedicate yourself to its attainment with unswerving singleness of purpose, the trenchant zeal of a crusader.
Don't dissipate your powers; strive to concentrate them. Genius thinks it can do whatever it sees others doing, but it will surely repent of every ill-judged outlay.
Every man's life lies within the present; for the past is spent and done with, and the future is uncertain.
Every year of my life I grow more convinced that it is wisest and best to fix our attention on the beautiful and the good, and dwell as little as possible on the evil and the false.
Expansion means complexity and complexity decay.
Extended empires are like expanded gold, exchanging solid strength for feeble splendor.
Get out of the blocks, run your race, stay relaxed. If you run your race, you'll win. Channel your energy. Focus.
If you focus on results, you will never change. If you focus on change, you will get results.
If you surrender completely to the moments as they pass, you live more richly those moments.
In trying to defend everything he defended nothing.
It is a process of diverting one's scattered forces into one powerful channel.
It is better to excel in any single art than to arrive only at mediocrity in several, so moderate skill in several is to be preferred where one cannot attain to perfection in any.
It is not good to have an oar in everyone's boat.
Keep your eye on the ball and your head in the game.