Essayists write at a length that enables them, within a year, to explore a number of topics, whereas in a book, they'll likely only get to address one.

You might want to keep trying to rise, using a path that builds on your natural strengths: sales, analysis, managing people, whatever, and keep asking for honest feedback. When you reach the point at which it feels clear you've topped out, revise your job description or take a step back. Up is not the only way.

Senescence is an inevitability. All we can do is try to strike the balance between graceful acceptance and raging against the dying light.

I'm one of the many people for whom coffee helps but often, inattention is a symptom of something else: for example, that you're not getting six to eight hours of sleep.

The lack of crispness comes significantly from a societal change in what's valued: a replacement of bold individual initiative with collaboration, consensus, teamwork etc. All that team-involved decision-making often leads to tepid solutions and a slow-moving organization.

When you're going to school primarily for career purposes, it's more important to focus on which program is best for you. In addition, your success at college depends far more on what you do at the college than at which college you do it: Choosing the right program, then the right advisor, the right courses, the right term papers, the right co-curricular activities, the right fieldwork, the right internships. You can make those choices at any college.

Behaviorism is sometimes criticized as encouraging unethical behavior. For example, most organizations offer rewards for increasing revenue and threat of punishment, perhaps firing if you don't "make your number."