The success of our reform and opening-up depends not on the origin, but on practice and seeking truth from facts.

15、实践是知识的母亲，知识是生活的明灯。

Practice is the mother of knowledge and knowledge is the light of life.

16、理论在变为实践，理论由实践赋予活力，由实践来修正，由实践来检验。

Theory is changing into practice, theory is endowed with vitality by practice, revised by practice and tested by practice.

17、大道理，每个人都懂都知道，只是很难在生活中实践而已。

Everyone knows the general principle, but it is difficult to practice it in life.

18、梦想不是挂在嘴边的空气，而是需要认真的实践。

Dream is not the air that hangs on the lips, but the need for serious practice.

19、信仰不是一种学问，信仰是一种行为；它只在被实践的时候，才有意义。

Belief is not a kind of knowledge, but an act; it is meaningful only when it is practiced.

20、实践“以客观世界为前提，作为他物的客观世界走着自己的道路”。

Practice "takes the objective world as the premise and takes its own road as the objective world of other things".

21、只是拥有梦想而不付诸实践，这也是一种资源的浪费。

It is also a waste of resources to have dreams without putting them into practice.

22、悲观主义在理论上是驳不倒的，但生命的实践能消除它的毒害。

Pessimism can not be refuted in theory, but the practice of life can eliminate its poison.

23、我们大多数人都只是理论家，成不了实践家。

Most of us are just theorists, not practitioners.

24、一个人怎样才能认识自己呢？决不是通过思考，而是通过实践。

How can one know oneself? Not through thinking, but through practice.

25、青年是学习智慧的时期，中年是付诸实践的时期。

Youth is the time to learn wisdom, and middle age is the time to put it into practice.

26、一个人的信仰就是他经常地、有意识地或无意识地在实践着的真理。

A person's belief is the truth that he practices frequently, consciously or unconsciously.