Please choose the correct ending to complete the given sentence: Philosophy and Religion: [header] How to make your life good [title] Smile at those around you. [step] It's often been said that a smile is contagious, and research suggests that's true. Studies suggest that friendly engagement with others boosts happiness levels, at least in part because people are more likely to treat a smiling person better than a non-smiling person.

Ending1: Try to boost your self esteem by smiling more when you're around other people. This may be temporary or overnight, but it can help you positively feel better. Ending2: Smiling or laughing in a positive manner also increases your chances of appearing positive. [substeps] Keep in mind that although you may act like someone you're not, you are telling yourself " no. Ending3: A good smile will also provide you with a boost of confidence and increase your physical attraction to people! [substeps] Even if you feel nervous and hesitant to smile, try it again. It's likely you're not doing so wrong. Ending4: [substeps] A smiling person is more likely to be regarded as viewed as attractive, reliable, relaxed and sincere. Cheering yourself up by cheering others is a hallmark of how to have a good life.

Answer format: ending1/ending2/ending3/ending4