Inside an organization there are only cost centers. The only profit center is a customer whose check has not bounced.
Do not measure your life by your goals but what you are doing to achieve them.
You can't manage knowledge.Knowledge is between two ears and only between two ears.
Listening (the first competence of leadership) is not a skill, it is a discipline. All you have to do is keep your mouth shut.
The best plan is only a plan... unless it degerates into work.
Making good decisions is a crucial skill at every level.