tighten wording

1 files changed, 7 insertions, 8 deletions

diff --git a/sq-guide.md b/sq-guide.md
index ac7981f..f77787e 100644
--- a/sq-guide.md
+++ b/sq-guide.md
@@ -357,11 +357,11 @@ Further, cryptography doesn't protect against violence used to coerce
 either party in a secure communication from disclosing secrets.
 
 Finally, cryptography relies on some assumptions of what kind of
-attacks are likely, whether they're based on mathematics or raw
+attacks are feasible, whether they're based on mathematics or raw
 computing power. Over time, attacks on cryptographic protocols,
-algorithms, and implementations get stronger. Every few years,
+algorithms, and implementations only get stronger. Every few years,
 attackers have a breakthrough, and some classes of cryptography
-suddenly becomes so weak normal people can break them. Then the
+suddenly become so weak normal people can break them. Then the
 purveyors and users of cryptography move to newer, stronger
 alternatives.
 
@@ -374,11 +374,10 @@ know.
 
 # Managing one's own key
 
-This chapter concentrates on creating and managing a key as a digital
-representation of oneself. Please see the [glossary](#glossary) for
-definitions of terms. Some of the terminology `sq` uses is specific to
-cryptography in general, or to OpenPGP, and some is specific to `sq`
-itself.
+This chapter concentrates on creating and managing a key  oneself.
+Please see the [glossary](#glossary) for definitions of terms. Some of
+the terminology `sq` uses is specific to cryptography in general, or
+to OpenPGP, and some is specific to `sq` itself.
 
 ## Why use keys and certificates?