What does it take to be a sailor? Sailors need to meet the following requirements: 1. Navigation knowledge and skills: Sailors need to know navigation, weather forecast, ship operation and other related knowledge, and have corresponding skills, such as helmsman, knot, ship maintenance and so on. 2. Physical health and fitness: Sailors need to have good physical health and fitness to cope with long-term sailing work and possible emergencies. They need endurance, flexibility and adaptability. 3. Teamwork: Sailors usually work closely with other crew members on board and need to have the ability of teamwork, including communication, coordination and mutual support. 4. Ability to withstand loneliness and pressure: Long-distance sailing may isolate sailors from the outside world. They need to have the ability to bear loneliness and stress and maintain mental health. 5. Sense of responsibility and self-discipline: Sailors need to be responsible for the tasks and responsibilities on board and show self-discipline to ensure the safe and smooth operation of the ship.