By Dan Rockwell

This is the “Y” installment of the series “Alphabet for Leaders.”

Emotional lows inevitably follow emotional highs. Nagging stress pulls you down like a lead weight. In addition, monthly physical cycles, duties you’d like to avoid, unexpected failures, and reoccurring problems lower your defenses and drain your emotional energy.

On the other hand, unexpected successes, individuals who exceed expectations, positive outcomes to ugly tasks, and affirming feedback lift you. They fill your emotional tank.

Read more: Riding an emotional Yo-yo « Leadership Freak.