It is very important to generate a good attitude, a good heart, as much as possible. From this, happiness in both the short term and the long term for both yourself and others will come.
However, when the idea that objects inherently exist takes hold, fundamental ignorance has been introduced.
Contemplating this suffering which is unbearable to us, and is unbearable to others, too, can produce awake mind, which arises from the compassion that wishes to free all living beings from suffering.
If we don't do anything constructive and expect that others will, then obviously nothing is possible. The first step is to cultivate within our minds those positive qualities taught by the Buddha.
He taught that when you experience some tragic situation, think about it. If there's no way to overcome the tragedy, then there is no use worrying too much. So I practice that.
The Kalachakra texts claim that, prior to its formation, any particular universe remains in the state of emptiness, where all its material elements exist in the form of potentiality as space particles.