“The man has got the highest brain substance—not all—up to sixty-four ounce. And woman has got the highest up to thirty-six or thirty-four.”

“The man has got the highest brain substance—not all—up to sixty-four ounce. And woman has got the highest up to thirty-six or thirty-four.”

Prabhupada said, “The brain substance… According to psychology, there is difference of brain substance. Not the brain substance equally, of equal weight, in every man’s brain. You know, you are all educated students, psychology students. In our boyhood when we were a student in psychology class, Dr. Urquhart explained this brain substance. The man has got the highest brain substance—not all—up to sixty-four ounce. And woman has got the highest up to thirty-six or thirty-four.” – Lecture at Harvard University, 24 December 1969, Boston