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Idiom:
pride goes before a fall ( arrogance causes failure )
Hit the book:
Escalator
Virtually
Trap
At ease
In case
Handrail
Trip
Stay put
stroller
There are numerous escalators all over the nation and virtually all people use these machines. It is even believed by some that riding escalators are much safer than riding elevators. Actually, it is not. As accidents happen in elevators, so do in escalators. They may be rare but still, it happens.
