Characteristics of a strong mindset and nature's influence on it

Our attitudes towards life, the world, and ourselves play a central role in our well-being. Research has identified various attitudes that have a positive effect on our well-being (e.g., positive self-evaluations, self-compassion, optimism). But how do these attitudes interact and which ones are particularly crucial for our well-being? And can our attitudes be improved by two simple nature interventions?