time management, n.Definitions

Time management is important — Those who make the worst use of their time most complain of its shortness.

Time management is vital — it is no use running ; to set out betimes is the main point.

Time management is continually being thwarted by this rule: every activity takes more time than you have.

Time management is impossible — A carelessly planned project takes three times longer to complete than expected; a carefully planned project takes only twice as long.