Do not try to judge the market's peaks and troughs; trading can only be sustained by going with the trend.
However, although most traders understand this principle, very few actually implement it.
The so-called 'knowing is easy, doing is hard' — the hardest thing in this world is not the grand principles, but the unwavering execution of them.
In fact, the most important thing goes back to Buffett's old saying:
The most important things in investing are to protect your principal, to protect your principal, and to protect your principal.
