If you want to know the value of a minute ask the person who came to the train station or airport a minute late.

The key to regaining your lost years therefore, is to invest maximum value into every second, minute and hour of your day in order to produce more results

If you want to know the value of a week ask the editor of a weekly magazine if he fails to meet up with the target of his weekly publication.

The value of a substance depends on how you handle it

A large tree never falls alone

For every principle there is a value