Wise kings generally have ...

Wise kings generally have wise counselors; and he must be a wise man himself who is capable of distinguishing one.
Wise kings generally have wise counselors; and he must be a wise man himself who is capable of distinguishing one.
 Diogenes

More phrases

If one does not know to which port one is sailing, no wind is favorable.
What a distressing contrast there is between the radiant intelligence of the child and the feeble mentality of the average adult.
We are masters of the unsaid words, but slaves of those we let slip out.
I have always found that mercy bears richer fruits than strict justice.
A lie gets halfway around the world before the truth has a chance to get its pants on.

Quotes from the same author

The mob is the mother of tyrants.
 Diogenes
A friend is one soul abiding in two bodies.
 Diogenes
Ability in man is an apt good, if it be applied to good ends.
 Diogenes
The foundation of every state is the education of its youth.
 Diogenes
Those who have virtue always in their mouths, and neglect it in practice, are like a harp, which emits a sound pleasing to others, while itself is insensible of the music.
 Diogenes