As an unforeseen, impersonal force, Tyche always presents itself by kinds of unexpected events, nevertheless, works against the intelligence, calculation, and foresight of man.

• 它通常表现为人力无法预计和支配的偶然现象和事件，与人的智慧、谋算、预见力相对立，并对人的心理和活动产生很大的影响。