To love is to risk not being loved in return. To hope is to risk pain. To try is to risk failure, but risk must be taken because the greatest hazard in life is to risk nothing.
Spiritual science does not want to overthrow the results of natural science, but to complete them.
译文：行善有真的，有假的；有直的，有曲的；有阴的，有阳的；有是的，有非的；有偏的，有正的；有半的，有满的；有大的，有小的；有难的，有易的。所以，要仔细辨别。如果行善不了解行善的道理，就自认为是在行善，不但没有功德，还可能是在造孽。不仅受冤枉、枉费苦心，还没有一点好处。
制造业的未来在于循环经济——废物只是放错位置的资源。
History does not repeat itself, but it recurs in different forms.