To worry is a sin. Only one sort of worry is permissible; to worry because one worries. - Hasidic Saying
The reality is that there is nothing so vulgar left in human experience for which some educator from some institution cannot be found to justify it. In the name of literary license, anything passes off as permissible.
It is the responsibility of scientists never to suppress knowledge, no matter how awkward that knowledge is, no matter how it may bother those in power; we are not smart enough to decide which pieces of knowledge are permissible, and which are not. … - Carl Sagan
Music is an agreeable harmony for the honor of God and the permissible delights of the soul. - Johann Sebastian Bach
Negotiation is permissible for mediocrity not for excellence. - Amit Kalantri
Those that think it permissible to tell white lies soon grow color blind. - Austin O'Malley
If you were to destroy in mankind the belief in immortality, not only love but every living force maintaining the life of the world would at once be dried up. Moreover, nothing then would be immoral, everything would be permissible, even cannibalism.
Don’t be permissible. Be unstoppable. - Debasish Mridha
There are situations in which torture is not merely permissible but morally mandatory.