The famous psychologist Benjamin Walker in his book "Encyclopedia of Esosteric Man" says that the endocrine glands with their hormones and energy of the 6 Chakras play a major role in rise/fall, qualities, actions, nature and personality of mankind.
Lesi sazi odumile uBenjamin Walker encwadini yakhe 'Encyclopedia of Esosteric Man "kusho ukuthi le nezindlala endocrine ne hormone abo namandla we 6 Chakras badlala indima enkulu ukuvelela / ekwindla, izimfanelo, izenzo, ubunjalo nobuntu isintu.