The hobby is what made at leisure. Hobby due to the attention of ourselves and have fun as the principle, the amount is more than that to get compensation. And hobbies often help increase the skills, knowledge and experience.
Hobby that is what they do in their free time. Born hobby interests of ourselves and have fun rather than to earn a return. And hobbies tend to enhance the skills, knowledge and experience. The aim of the work is satisfying hobby to do ourselves.
A hobby is what do in leisure. A hobby is caused by the attention of ourselves and have fun is the main rather than to get rewards. And hobby often help enhance the skills, knowledge and experience.