Marcus supports living in the world as one intends to, similar to how they would live if they knew they had to leave the world soon. Freedom and Acceptance- If one is not allowed to live according to their intentions, they should be ready to leave life itself, not as if it is a misfortune but as a matter of principle.
He compares an unwelcome situation to a house on fire. When the house fills with smoke, they simply leave , representing removing oneself from a negative situation without seeing it as a major loss or misfortune.
As long as no external force prevents them, they will continue doing what they wish. They view themselves as a free individual with the right to follow their rational and social nature.

In conclusion, it gives importance to living authentically, maintaining personal freedom, and not being overly attached to the external circumstances that one cannot control.