Happiness can be achieved through training the mind.

There is a saying in Tibetan, 'Tragedy should be utilized as a source of strength.' No matter what sort of difficulties, how painful experience is, if we lose our hope, that's our real disaster.

A heart full of love and compassion is the main source of inner strength, willpower, happiness, and mental tranquility

Even an animal, if you show genuine affection, gradually trust develops... If you always showing bad face and beating, how can you develop friendship?

Now you are on the Buddhist way. Keep up your meditation, as there is no instant illumination. The mind moves slowly into this. Do not become attached to your method. When, in the course of your meditation, your consciousness will have expanded and been transformed, you will then recognize that all the ways are valid ways.

The affection is mainly biological factor. Then further sort of strengthening, that religion helps.

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.