Is there light at the end of the tunnel 是否有光照在隧道的尽头 ...

It is true that there is light 
at the end of the tunnel
...

but there may actually not be any light at all 

if you blindly believe you are in the tunnel
...

for which

Our deepest fear of the unkown 
is within ourselves

...

D90, 18-105mm, ISO 400, 1/20 @ f/8, FL=105mm, EV-1/3
KL Central Train Station
吉隆坡中環火车站