If a problem is fixable, if a situation is such that you can do something about it, then there is no need to worry. If it's not fixable, then there is no help in worrying. There is no benefit in worrying whatsoever.
Every human actions becomes dangerous when it is deprived of human feeling. When they are performed with feeling and respect for human values, all activities become constructive.
Giving material goods is one form of generosity, but one can extend an attitude of generosity into all one's behavior. Being kind, attentive, and honest in dealing with others, offering praise where it is due, giving comfort and advice where they are needed, and simply sharing one's time with someone - all these are forms of generosity, and they do not require any particular level of material wealth.
When you are discontent, you always want more, more, more. Your desire can never be satisfied. But when you practice contentment, you can say to yourself, 'Oh yes - I already have everything that I really need.'
Encountering sufferings will definitely contribute to the elevation of your spiritual practice, provided you are able to transform calamity and misfortune into the path.
While people are often content to criticize and blame others for what goes wrong, surely we should at least attempt to put forward constructive ideas. One thing is for certain: given human beings' love of truth, justice, peace, and freedom, creating a better, more compassionate world is a genuine possibility. The potential is there.
If you have a great deal of knowledge, but you're governed by negative emotions, then you tend to use your knowledge in negative ways. Therefore, while you are learning, don't forget the importance of warmheartedness.