He was always committed to helping others, not for his own benefit, but under the belief that good done to others is good done to oneself.

We must also respect the opinions of others.

His personality is very sincere, and he is trusted by everyone.

We are using renewable energy to protect this forest.

Therefore, he decided to wake up early.

He always keeps a smile on his face.

His belief made him strong.

He always helps me when I'm in trouble.

I will exert myself to make this project successful.

I will exert all my efforts for the success of this project.