The theme of the chapter is about perpetual poverty of certain groups of people and the traditions which make poor children live a life of exploitation.

The title 'Lost Spring' symbolizes the lost blooming childhood. This is evident from the themes and motifs portrayed in the text. The author, Anees Jung, has beautifully crafted the stories of the children who are forced to work in the streets of India, thus losing their childhood.

Lost Childhood:
The title of the story 'Lost Spring' is a metaphor for the lost childhood of the children who are forced to work in the streets. These children are deprived of their basic rights to education, play, and a carefree childhood. They are made to work in inhumane conditions for meager wages, which further perpetuates the cycle of poverty.

Poverty:
The title also symbolizes the lost dreams of these children who are born in poverty and destined to live in poverty. The text highlights the harsh reality of poverty in India and how it affects the lives of millions of children. The title 'Lost Spring' signifies the loss of hope, dreams, and aspirations that poverty brings to these children.

Despair:
The title also symbolizes the despair and hopelessness that these children face in their daily lives. They are denied the basic necessities of life and subjected to exploitation, abuse, and neglect. The title 'Lost Spring' signifies the loss of innocence and the harsh realities of life that these children face.

In conclusion, the title 'Lost Spring' symbolizes the lost childhood, dreams, and hope of the children who are forced to work in the streets of India. It highlights the harsh realities of poverty and the inhumane conditions in which these children are forced to live. The title is a powerful metaphor for the plight of these children and their struggle for a better future.