[Once plans for each ...

[Once plans for each eventuality are resolved, further] Worry never robs tomorrow of its sorrow, but only saps today of its strength.
 A.J. Cronin

Quotes from the same author

We cannot measure Divine Providence by the yardstick of human mentality.
 A.J. Cronin
The virtue of achievement is victory over oneself. Those who know this can never know defeat.
 A.J. Cronin
Nothing is more limiting than a closed circle of acquaintanceship where every avenue of conversation has been explored and social exchanges are fixed in a known routine.
 A.J. Cronin