And what was remarkable about it was in the past when we think of chemical messengers within the body, we thought of complicated things like estrogen and insulin, or nerve transmission.
S time u vezi, značajno je da smo nekoć, sjetimo li se kemijskih glasnika u tijelu, razmišljali o kompleksnim stvarima poput estrogena i inzulina, ili o živčanom prijenosu.