求翻译：决定今天的不是今天，而是昨天对人生的态度；决定明天的不是明天，而是今天对事业的作为。我们的今天由过去决定，我们的明天由今天决定！­是什么意思？

Decided today not today, but yesterday's attitude towards life; decided tomorrow, not tomorrow, but today, as to the cause. Today, we decided in the past, we decided from today for tomorrow! ­