The命题 “Love Is A一生的命题” 的英文原文如下：
Love is a一生的命题. It is a topic that has been on our hearts for centuries, and it remains one of the most important concepts in life. From the moment we are born, we are taught that love is the most beautiful and powerful thing in the world. It is a feeling that brings us comfort, happiness, and fulfillment.
But as we grow up, we discover that love is not always easy to define or understand. It can be complex, difficult, and challenging. We can be背叛ed，伤害了， or even abandoned by those we love.
Despite these challenges, love remains the most important thing in our lives. It defines us as individuals, and it provides us with a sense of purpose and meaning. It is a force that brings people together, and it is a source of strength and courage.
So, what is it that makes love a一生的命题？ It is the idea that love should be based on trust, respect, and忠诚. It is the belief that love should be open, honest, and transparent. It is the idea that love should be a never-ending process, and that it should be shared with those who matter the most.
In fact, love is one of the most universal concepts in the world. It is found in every culture, every society, and every family. It is a fact that has been proven time and time again by scientific research.
So, why not make love a一生的命题？ Let us learn from the lessons of history, and let us continue to share our love with those who need it most. Let us believe in the power of love, and let us make it a part of our daily lives.
In short, love is a一生的命题 because it is a concept that has been around for centuries, and it remains relevant today. It is a force that can change our lives for the better, and it is a force that we should all be proud to be a part of.