Satoguna introduces sattva, one of the three gunas used in the board's philosophical framework. Here it is associated with clarity, balance and understanding. The English title True nature is the label used in this edition.
For reflection, you might consider conditions in which you can see a situation without rushing to defend or acquire something. That could involve enough time, a manageable environment or a willingness to reconsider. Clarity is something to attend to, rather than a permanent status to claim.
Square 70 lies beyond the winning square, so play continues. The position does not mean that the game is complete. Your next roll follows the same movement and edge-bounce rules as the other final squares.