Peace comes from within. Do not seek it without. It can be argued that peace and happiness comes from the subjective internalised perspective of realizing things could be worse and being grateful they aren't. The alternative view that peace and happiness comes from the objective external perspective of having more and better things than at present, while important for growth, can be a never-ending source of jealousy, dissatisfaction and disappointment. A balance of the two, where people are grateful for what they have while striving for more seems the best blended perspective.
How wonderful, how miraculous, all beings, but all beings, are fully endowed with the wisdom and power of the Tathagat. But, sadly, human beings, due to sticky attachments, are not aware of it
Evil-doers who denounce the wise resemble a person who spits against the sky; the spittle will never reach the sky, but comes down on himself. Evil-doers again resemble a man who stirs the dust against the wind; the dust is never raised without doing him injury. Thus, the wise will never be hurt, but the curse is sure to destroy the evil-doers themselves.
Because not even the least Dharma is there found or got at. Therefore is it called 'utmost, right and perfect enlightenment'. Self-identical is that Dharma and nothing is therein at variance. Therefore is it called 'utmost, right and perfect enlighten'