Boojho with perfect eyesight was finding it difficult to pass a thread through the eye of a needle

Explanation:

The symptom of Boojho is that he is not able to pass a thread through the eye of the needle.

Since he has perfect eyesight, the fault may be in the thread.

The thread can be quite thick or the end of the thread may have two-ends.

Final Answer:

The possible reason for this can the thread used may be quite thick or it may be split into two ends.