The failure rate of new businesses can be staggeringly high. Depending on what statistics you read, in some sectors, it can be as high at 80pc.
The mention of profitability in your question is extremely important.
Many early-stage businesses can’t make a profit which eventually contributes to them going out of business.
While I can see where your investor is coming from and recognise that they will be eager to yield a result on their investment, there is a need for balance against creating a sustainable business with a long-term future.
The balance between both opinions probably lies in sitting down and developing very structured projections.
It might be an idea to get a third party like a finance mentor with experience in your sector to sit in on this session who would be able to give an opinion as to what is realistic, or deemed to be missing opportunities and