There is little that separates humans from other sentient beings - we all feel joy, we all deeply crave to be alive and to live freely, and we all share this planet together.
The joy of all mysteries is the certainty which comes from their contemplation, that there are many doors yet for the soul to open on her upward and inward way.
Man's freedom is never in being saved from troubles, but it is the freedom to take trouble for his own good, to make the trouble an element in his joy.
Joie est mon caractere, C'est la faute a Voltaire; Misere est mon trousseau C'est la faute a Rousseau. [Joy is my character, 'Tis the fault of Voltaire; Misery is my trousseau 'Tis the fault of Rousseau.] - Gavroche
Service which is rendered without joy helps neither the servant nor the served. But all other pleasures and possessions pale into nothingness before service which is rendered in a spirit of joy.
When doubts haunt me, when disappointments stare me in the face, and I see not one ray of hope on the horizon, I turn to Bhagavad-gita and find a verse to comfort me; and I immediately begin to smile in the midst of overwhelming sorrow. Those who meditate on the Gita will derive fresh joy and new meanings from it every day.
Within the framework of the Buddhist Path, reflecting on suffering has tremendous importance because -realizing the nature of suffering, you will develop greater resolve to put an end to the causes of suffering and the unwholesome deeds which lead to suffering. And it will increase your enthusiasm for engaging in the wholesome actions and deeds which lead to happiness and joy.