The following is the Ananda Valli from the Taittiriya Upanishad explaining the different levels of happiness among various species of life.
saisa 'nandasya mimamgumsa bhavati | yuva syatsadhu yuva 'dhyayakah | asistho dridhistho balisthah | tasyeyam prithivi sarva vittasya purna syat | sa eko manusa anandah |
"Now this is an assessment of Bliss: Let it be supposed that there is a youth, a noble youth, in the prime of age, most swift and alert, perfectly whole and resolute, most vigorous and of goo


Can meditation solve our everyday problems? Is there life after death? Can drugs help us achieve self-realization? During a visit to South Africa in 1976, Srila Prabhupada answered these and other questions for interviewer Bill Faill of the Durban Natal Mercury.