-Try mentioning how the plants or animals will or won't like a certain action the group is taking.

-Try to reason with people even during battle.

-Apologize to the grass before running, apologize to whatever's around before a battle, etc.

-Try to put a positive twist to everything. You can start this as honest at first, but if he grows more socially adept over time, he could do this to draw a few laughs and alleviate stress.