Selfless service strengthens the mind so that you can overcome any situation in life.
We need to focus on our destination.  Let the thoughts arising in your mind pass by, like watching scenery through the window of a car. The thoughts cannot affect you if you don't allow them to capture your attention.
The conservation of nature will be possible only when people fully recognize that they are a part of nature.
Devotion is not a mental weakness. Neither is it only the first step, but something like the substratum for attaining the goal.