Talk to an investment professional, and they’ll tell you the secret to successful long term investment is to diversify. Diversification can safeguard existing assets, but the aim is to include a range of financial products.
It’s tempting to be cautious when investing. You don't want to risk the assets you’ve built so successfully. But history has shown that volatile markets eventually bounce back. If you are trying to build your assets, you don't want them stuck in low-performing cash when there are bigger returns to be had.