It is doubtful whether it is true or not.

这件事的真假是可疑的。

I was so eagre to convince others I was actually older than I looked, and i would always wear my mum's dark colour clothing at the beginning of my teaching career.

除了看大量的书外，也拜了师父，更重要是接触大量的真假古董。东西看多了，便有了从量到质的飞跃。当然本人的天分和视觉记忆力还是出类拔萃的。