但喺诊断一种大脑紊乱 又唔去睇个大脑发生咩事 就好似医一个心脏病人 只根据简单嘅身体症状 而唔去睇心电图或者系X光胸透 嚟了解个心脏
But diagnosing a brain disorder without seeing what's going on in the brain is like treating a heart patient based on simple physical symptoms without looking at an electrocardiogram or chest X-ray to understand the heart