这句话杨在不同场合说过多次，每次表述时可能有个别字的差异。

The highest virtue is to lead others to the understanding of truth.

办一件事都不能善始善终，就不要做很多事。

Innovation is the eternal driving force of enterprise development, without innovation there is no future.

I think it is in the nature of poetry to be always hinting at something beyond what is actually said.