He who sacrifices freedom for security deserves neither.
牺牲自由以换取安全（可指生活保障）的人，不配有自由和安全。
The tyranny of secrecy is the most tyrannical of all tyrannies.
Sometimes the thing you're most afraid of is the thing that will set you free.
解释：处在有利的地位上想到道义，处在困难之中想到保持纯正。