I'll give you a question, please answer with step-by-step reasoning process.
Everyone wants all sorts of different things in life, but the one common thing they all bring is a little bit of what?\nOptions:\n- happiness\n- minimize own suffering\n- victory in war\n- understood\n- sadness

happiness
Everyone wants a little bit of happiness in life.

Happiness is one of the common thing.

.

Therefore, the answer is happiness