There's loads of things to worry about if you are a bear such as valuations, China, US yield curve flattening, economic woes in Europe, the recent collapse in freight rates etc. Here is an apt summary of these views from the pro's:
Things to Worry About as a Bear
6 Financial Considerations And Challenges Of Starting A Business
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If you’ve been bitten by the entrepreneurial bug and want to start a
business, the task can be a daunting one.
30 minutes ago