Complex sentence: The principle of interception may be applied to more than intercepting physical attacks; non-verbal cues (subtle movements that an opponent may be unaware of) may also be perceived or "intercepted", and thus be used to one's advantage.
Split into simpler sentences: The principle of interception may be applied to more than intercepting physical attacks. Non-verbal cues (subtle movements that an opponent may be unaware of) may be perceived or "intercepted", and thus be used to one's advantage.