Optional Quotes
People think that the arts are optional and they aren't. They teach a level of emotional depth that's equally important to mathematic skill. You can replace some math skills with a calculator if you know how to operate the thing, but there's no calculator for human interaction.
Hal Sparks
The implementation measures of both Covenants, but especially those of the Covenant concerning civil and political rights, were considerably weakened to the point where they assumed an optional character.
Rene Cassin
If priests were allowed to marry, if this would be an optional thing, and if he could have wife and children, he would certainly have less temptation to satisfy certain sexual impulses with minors.
Hans Kung