"And yet men used to say that it was the duty of strong youth to support the trembling weakness of feeble old age." His eyes twinkled with a diabolical mirth.
"No," said Kafka.

"I do not care.

Life is meant to be short.

Life is meant to be storm, broken with gleams of love's sunshine.

Why prolong it?
If it is unhappy you would only draw out the unhappiness to greater lengths, and such joy as it has is joy only because it is quick, sudden, violent.