In the words of those who have passed ... 2020 edition, part 2 by Egantx7

You still don't understand what you're dealing with, do you? The perfect organism. Its structural perfection is matched only by its hostility.

or, from a different film:

I'm old, Gandalf. I know I don't look it, but I'm beginning to feel it in my heart. I feel ... thin. Sort of stretched, like ... butter scraped over too much bread. I need a holiday. A very long holiday. And I don't expect I shall return. In fact I mean not to.

Actor, in two different characters from two unrelated films in 1979 and 2001, respectively.