“A worried person sees a problem, and a concerned person solves a problem”
“Anxiety does not empty tomorrow of its sorrows, but only empties today of its strength” ~ Charles Spurgeon
concern - a matter of (past and/or future) interest or importance to someone
worry - to allow one’s mind to dwell on (past and/or future) difficulty or troubles
related to: Temporal Aspects (Retention - Immediate Present - Protention)