Many novice investors often think being a successful investor is just about picking the "best" investments and maybe even timing the market perfectly. Realistically investing is about making smart decisions and avoiding making the big mistakes that can drag down you long term returns.
Many readers had a strong reaction to my advice that you should determine your asset allocation, invest in a properly allocated portfolio of low cost index funds and stay the course during these turbulent times.
Acting rashly out of panic is far more likely to cause harm than letting those feelings pass and reflecting carefully. Dumping stocks in bad times is probably the worst investment decision you can make.