Quote by Robert Fitzgerald
The test of a given phrase would be: Is it worthy to be immortal? To make a beeline for something. That's worthy of being immortal and is immortal in English idiom. I guess I'll split is not going to be immortal and is excludable, therefore excluded.
Summary
This quote is suggesting that the worthiness of a phrase can be judged by its potential for immortality and whether it becomes a commonly used expression. The phrase "to make a beeline for something" is highlighted as an example of an immortal phrase in English idiom. The speaker implies that phrases which are not immortal and excl​udable should be dismissed.