(informal) Used as an affectionate way of saying goodbye

For success, and especially to obtain employment, one's knowledge and skills are less useful and less important than one's network of personal contacts.

There is a positive correlation between the effort one puts in and the benefits one receives.

(informal) Used as a farewell, when the next time the speaker and interlocutor will meet is not known.

Everybody experiences some successes and some failures.

(UK, colloquial) Offering a low salary will not attract skilled employees.

(idiomatic) A situation where either choice results in a negative outcome; dilemma.

Inexpensive goods and services tend to be inferior to more expensive ones.

Expertise leads to career promotion.

The tone and delivery of communication is at least as important as what is actually being said.