Cultivate gratitude: think about what you have every day and be grateful for the good things in life, which will make you feel happy.

Keep positive thinking: learn to see the positive side of things and avoid being too negative or pessimistic.

Maintain a healthy lifestyle: Adequate sleep, a balanced diet and moderate exercise are essential to maintain a happy mood.

Find fun and hobbies: do something that makes you happy, such as listening to music, reading books and exercising.

Keep in touch with people with positive energy: Keep in touch with those who are positive and optimistic, share happiness and difficulties, and keep a good mood.

Keep smiling: smiling is the easiest way to convey sunshine and kindness, and it will also make you feel happier.

Accept yourself: don't be too hard on yourself, accept your shortcomings and shortcomings, so that you will be more relaxed and happy.

Help others: Doing some good deeds and helping others will make you feel happy and satisfied.

Keep a flexible and open mind: accept changes, adapt to the new environment and situation, and don't be stubborn.

Enjoy the present: learn to live in the present, enjoy the beauty of the present, don't worry too much about the future, and don't dwell on the past.

Remember, maintaining a sunny attitude is a positive process, and it also requires constant efforts and persistence.