实现明天的唯一限制将是我们今天的疑虑。
The only limit to our realization of tomorrow will be our doubts of today.
Law is not a system of rules, but a system of rules and principles.
气味受体和嗅觉系统的组织结构的发现为神经科学和生物学的研究开辟了新的途径。