Black holes are not just cosmic vacuums; they are the ultimate laboratories for testing the limits of our physical theories.
The act of reading is an act of resistance against forgetting.
在这个生活中,最好的手术是耐心的手术。
The best way to get started is to quit talking and begin doing.
The universe we observe has precisely the properties we should expect if there is, at bottom, no design, no purpose, no evil, no good, nothing but blind, pitiless indifference.