The greatest threat to our forests is not the axe, but indifference.
布尔值最好的地方是即使你错了,你也只错了一点点。
真相不在光明中,而在我们不敢探索的阴影里。
Always keep a written record of your trades. This will help you learn from your mistakes and successes.
你必须完整才能快乐。