Maxioms by Diane Ravitch
The person who knows HOW will always have a job. The person who knows WHY will always be his boss.
The person who knows HOW will always have a job. The person who knows WHY will always be his boss.
The person who knows "how" will always have a job. The person who knows "why" will always be his boss.
The person who knows "how" will always have a job. The person who knows "why" will always be his boss.