Complex sentence: They are generalisations and thus a particular proverb will have specific situations where it is no applicable-knowing this and knowing when they are inapplicable is part of the process of getting stronger as a Go player.
Split into simpler sentences: They are generalisations and thus a particular proverb will have specific situations where it is not applicable. Knowing when a proverb is inapplicable is part of the process of getting stronger as a Go player.