我一直想成为一名歌手,我专注于这个目标,即使别人告诉我我做不到。
The potential of CRISPR is limited only by our imagination and our ethics.
文学的价值在于它能够让我们体验他人的生活,从而更好地理解自己。
Over the centuries the Indians developed sign language for communicating phenomena of interest. Programmers from different tribes (FORTRAN, LISP, ALGOL, SNOBOL, etc.) could use one that doesn't require them to carry a blackboard on their ponies.