Open your Mind and Learn a bit more a Day!
It describes something which is able to exist for a long time without significant deterioration.
A chicken and egg situation.
It is used to represent a situation where it is impossible to decide which of two things existed first, or which caused the other.
Do nothing out of selfish ambition or vain conceit, but in humility consider others better than yourselves. Each of you should look not only to your own interests, but also to the interest of others.
Q: What's the most musical part of a turkey?
A: The drumstick.