You will be given a definition of a task first, then some input of the task.
You will be given a text in the Russian language, and you should classify the given input text to one of the emotion labels from this list of emotion labels- ['joy', 'sadness', 'surprise', 'fear', 'anger']. Make sure your output label (i) is strictly present in the given list of emotion labels. (ii) is unambiguous.

жизнь на столько жестока, что даже носки не могут найти себе пару(
Output:
sadness