要不是這番談話，我不會認真看待這個議題，並開始檢視生命的意義。

要不是這番談話，我不會認真看待這個議題，並開始檢視生命的意義。

Results (English) 1:

If it were not for this conversation, I would not take this issue seriously and begin to examine the meaning of life.

Results (English) 2:

But for this conversation, I would not take this issue seriously and start to examine the meaning of life.

Results (English) 3:

Had it not been for this conversation, I would not have taken this issue seriously and begun to examine the meaning of life.