Which of these statements would Siddhartha most likely agree with?

A
The secret of life is finding a state of peace and being free from suffering.

B
The secret of life is reincarnation, so you’ll be alive forever in different forms.

C
The secret of life is having good karma so you’re reincarnated as a prince.

D
The secret of life is ultimately unknowable, and we should be at peace with that.